diff --git a/middleware/devMiddleware.js b/middleware/devMiddleware.js
index fc12966..c569287 100644
--- a/middleware/devMiddleware.js
+++ b/middleware/devMiddleware.js
@@ -8,9 +8,9 @@ export default (compiler, opts) => {
       end: (content) => {
         ctx.body = content
       },
-      setHeader: (name, value) => {
-        ctx.set(name, value)
-      }
+      locals: ctx.state,
+      getHeader: ctx.get.bind(ctx),
+      setHeader: ctx.set.bind(ctx)
     }, next)
   }
 
diff --git a/middleware/hotMiddleware.js b/middleware/hotMiddleware.js
index a5f96ba..b3f2b86 100644
--- a/middleware/hotMiddleware.js
+++ b/middleware/hotMiddleware.js
@@ -5,9 +5,14 @@ export default (compiler, opts) => {
   const expressMiddleware = hotMiddleware(compiler, opts)
   return async (ctx, next) => {
     let stream = new PassThrough()
-    ctx.body = stream
+    // Set ctx.body in the middleware, 
+    // otherwise the browser will download a unkown file
     await expressMiddleware(ctx.req, {
-      write: stream.write.bind(stream),
+      end: stream.end.bind(stream),
+      write: content => {
+        if (!ctx.body) ctx.body = stream
+        return stream.write(content)
+      },
       writeHead: (status, headers) => {
         ctx.status = status
         ctx.set(headers)
diff --git a/package-lock.json b/package-lock.json
index fe9f7af..8e3913a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "koa-webpack-middleware",
-  "version": "1.0.5",
+  "version": "1.0.7",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -16,7 +16,7 @@
       "integrity": "sha1-r9+UiPsezvyDSPb7IvRk4ypYs2s=",
       "dev": true,
       "requires": {
-        "acorn": "3.3.0"
+        "acorn": "^3.0.4"
       },
       "dependencies": {
         "acorn": {
@@ -33,8 +33,8 @@
       "integrity": "sha1-gv+wKynmYq5TvcIK8VlHcGc5xTY=",
       "dev": true,
       "requires": {
-        "co": "4.6.0",
-        "json-stable-stringify": "1.0.1"
+        "co": "^4.6.0",
+        "json-stable-stringify": "^1.0.1"
       }
     },
     "ajv-keywords": {
@@ -72,8 +72,8 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "micromatch": "2.3.11",
-        "normalize-path": "2.1.1"
+        "micromatch": "^2.1.5",
+        "normalize-path": "^2.0.0"
       }
     },
     "argparse": {
@@ -82,7 +82,7 @@
       "integrity": "sha1-c9g7wmP4bpf4zE9rrhsOkKfSLIY=",
       "dev": true,
       "requires": {
-        "sprintf-js": "1.0.3"
+        "sprintf-js": "~1.0.2"
       }
     },
     "arr-diff": {
@@ -92,7 +92,7 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "arr-flatten": "1.1.0"
+        "arr-flatten": "^1.0.1"
       }
     },
     "arr-flatten": {
@@ -108,7 +108,7 @@
       "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
       "dev": true,
       "requires": {
-        "array-uniq": "1.0.3"
+        "array-uniq": "^1.0.1"
       }
     },
     "array-uniq": {
@@ -130,8 +130,8 @@
       "integrity": "sha1-VWpcU2LAhkgyPdrrnenRS8GGTJA=",
       "dev": true,
       "requires": {
-        "define-properties": "1.1.2",
-        "es-abstract": "1.8.0"
+        "define-properties": "^1.1.2",
+        "es-abstract": "^1.7.0"
       }
     },
     "arrify": {
@@ -153,21 +153,21 @@
       "integrity": "sha1-IHzXBbumFImy6kG1MSNBz2rKIoM=",
       "dev": true,
       "requires": {
-        "babel-core": "6.25.0",
-        "babel-polyfill": "6.23.0",
-        "babel-register": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "chokidar": "1.7.0",
-        "commander": "2.11.0",
-        "convert-source-map": "1.5.0",
-        "fs-readdir-recursive": "1.0.0",
-        "glob": "7.1.2",
-        "lodash": "4.17.4",
-        "output-file-sync": "1.1.2",
-        "path-is-absolute": "1.0.1",
-        "slash": "1.0.0",
-        "source-map": "0.5.6",
-        "v8flags": "2.1.1"
+        "babel-core": "^6.24.1",
+        "babel-polyfill": "^6.23.0",
+        "babel-register": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "chokidar": "^1.6.1",
+        "commander": "^2.8.1",
+        "convert-source-map": "^1.1.0",
+        "fs-readdir-recursive": "^1.0.0",
+        "glob": "^7.0.0",
+        "lodash": "^4.2.0",
+        "output-file-sync": "^1.1.0",
+        "path-is-absolute": "^1.0.0",
+        "slash": "^1.0.0",
+        "source-map": "^0.5.0",
+        "v8flags": "^2.0.10"
       }
     },
     "babel-code-frame": {
@@ -176,9 +176,9 @@
       "integrity": "sha1-AnYgvuVnqIwyVhV05/0IAdMxGOQ=",
       "dev": true,
       "requires": {
-        "chalk": "1.1.3",
-        "esutils": "2.0.2",
-        "js-tokens": "3.0.2"
+        "chalk": "^1.1.0",
+        "esutils": "^2.0.2",
+        "js-tokens": "^3.0.0"
       }
     },
     "babel-core": {
@@ -187,25 +187,25 @@
       "integrity": "sha1-fdQrBGPHQunVKW3rPsZ6kyLa1yk=",
       "dev": true,
       "requires": {
-        "babel-code-frame": "6.22.0",
-        "babel-generator": "6.25.0",
-        "babel-helpers": "6.24.1",
-        "babel-messages": "6.23.0",
-        "babel-register": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0",
-        "babylon": "6.17.4",
-        "convert-source-map": "1.5.0",
-        "debug": "2.6.8",
-        "json5": "0.5.1",
-        "lodash": "4.17.4",
-        "minimatch": "3.0.4",
-        "path-is-absolute": "1.0.1",
-        "private": "0.1.7",
-        "slash": "1.0.0",
-        "source-map": "0.5.6"
+        "babel-code-frame": "^6.22.0",
+        "babel-generator": "^6.25.0",
+        "babel-helpers": "^6.24.1",
+        "babel-messages": "^6.23.0",
+        "babel-register": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.25.0",
+        "babel-traverse": "^6.25.0",
+        "babel-types": "^6.25.0",
+        "babylon": "^6.17.2",
+        "convert-source-map": "^1.1.0",
+        "debug": "^2.1.1",
+        "json5": "^0.5.0",
+        "lodash": "^4.2.0",
+        "minimatch": "^3.0.2",
+        "path-is-absolute": "^1.0.0",
+        "private": "^0.1.6",
+        "slash": "^1.0.0",
+        "source-map": "^0.5.0"
       }
     },
     "babel-eslint": {
@@ -214,10 +214,10 @@
       "integrity": "sha1-sv4tgBJkcPXBlELcdXJTqJdxCCc=",
       "dev": true,
       "requires": {
-        "babel-code-frame": "6.22.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0",
-        "babylon": "6.17.4"
+        "babel-code-frame": "^6.22.0",
+        "babel-traverse": "^6.23.1",
+        "babel-types": "^6.23.0",
+        "babylon": "^6.17.0"
       }
     },
     "babel-generator": {
@@ -226,14 +226,14 @@
       "integrity": "sha1-M6GvcNXyiQrrRlpKd5PB32qeqfw=",
       "dev": true,
       "requires": {
-        "babel-messages": "6.23.0",
-        "babel-runtime": "6.25.0",
-        "babel-types": "6.25.0",
-        "detect-indent": "4.0.0",
-        "jsesc": "1.3.0",
-        "lodash": "4.17.4",
-        "source-map": "0.5.6",
-        "trim-right": "1.0.1"
+        "babel-messages": "^6.23.0",
+        "babel-runtime": "^6.22.0",
+        "babel-types": "^6.25.0",
+        "detect-indent": "^4.0.0",
+        "jsesc": "^1.3.0",
+        "lodash": "^4.2.0",
+        "source-map": "^0.5.0",
+        "trim-right": "^1.0.1"
       }
     },
     "babel-helper-bindify-decorators": {
@@ -242,9 +242,9 @@
       "integrity": "sha1-FMGeXxQte0fxmlJDHlKxzLxAozA=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-runtime": "^6.22.0",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-builder-binary-assignment-operator-visitor": {
@@ -253,9 +253,9 @@
       "integrity": "sha1-zORReto1b0IgvK6KAsKzRvmlZmQ=",
       "dev": true,
       "requires": {
-        "babel-helper-explode-assignable-expression": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-helper-explode-assignable-expression": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-call-delegate": {
@@ -264,10 +264,10 @@
       "integrity": "sha1-7Oaqzdx25Bw0YfiL/Fdb0Nqi340=",
       "dev": true,
       "requires": {
-        "babel-helper-hoist-variables": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-helper-hoist-variables": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-define-map": {
@@ -276,10 +276,10 @@
       "integrity": "sha1-epdH8ljYlH0y1RX2qhx70CIEoIA=",
       "dev": true,
       "requires": {
-        "babel-helper-function-name": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "babel-types": "6.25.0",
-        "lodash": "4.17.4"
+        "babel-helper-function-name": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-types": "^6.24.1",
+        "lodash": "^4.2.0"
       }
     },
     "babel-helper-explode-assignable-expression": {
@@ -288,9 +288,9 @@
       "integrity": "sha1-8luCz33BBDPFX3BZLVdGQArCLKo=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-runtime": "^6.22.0",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-explode-class": {
@@ -299,10 +299,10 @@
       "integrity": "sha1-fcKjkQ3uAHBW4eMdZAztPVTqqes=",
       "dev": true,
       "requires": {
-        "babel-helper-bindify-decorators": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-helper-bindify-decorators": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-function-name": {
@@ -311,11 +311,11 @@
       "integrity": "sha1-00dbjAPtmCQqJbSDUasYOZ01gKk=",
       "dev": true,
       "requires": {
-        "babel-helper-get-function-arity": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-helper-get-function-arity": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-get-function-arity": {
@@ -324,8 +324,8 @@
       "integrity": "sha1-j3eCqpNAfEHTqlCQj4mwMbG2hT0=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-runtime": "^6.22.0",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-hoist-variables": {
@@ -334,8 +334,8 @@
       "integrity": "sha1-HssnaJydJVE+rbyZFKc/VAi+enY=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-runtime": "^6.22.0",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-optimise-call-expression": {
@@ -344,8 +344,8 @@
       "integrity": "sha1-96E0J7qfc/j0+pk8VKl4gtEkQlc=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-runtime": "^6.22.0",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-regex": {
@@ -354,9 +354,9 @@
       "integrity": "sha1-024i+rEAjXnYhkjjIRaGgShFbOg=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-types": "6.25.0",
-        "lodash": "4.17.4"
+        "babel-runtime": "^6.22.0",
+        "babel-types": "^6.24.1",
+        "lodash": "^4.2.0"
       }
     },
     "babel-helper-remap-async-to-generator": {
@@ -365,11 +365,11 @@
       "integrity": "sha1-XsWBgnrXI/7N04HxySg5BnbkVRs=",
       "dev": true,
       "requires": {
-        "babel-helper-function-name": "6.24.1",
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-helper-function-name": "^6.24.1",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helper-replace-supers": {
@@ -378,12 +378,12 @@
       "integrity": "sha1-v22/5Dk40XNpohPKiov3S2qQqxo=",
       "dev": true,
       "requires": {
-        "babel-helper-optimise-call-expression": "6.24.1",
-        "babel-messages": "6.23.0",
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-helper-optimise-call-expression": "^6.24.1",
+        "babel-messages": "^6.23.0",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-helpers": {
@@ -392,8 +392,8 @@
       "integrity": "sha1-NHHenK7DiOXIUOWX5Yom3fN2ArI=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0"
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1"
       }
     },
     "babel-messages": {
@@ -402,7 +402,7 @@
       "integrity": "sha1-8830cDhYA1sqKVHG7F7fbGLyYw4=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0"
+        "babel-runtime": "^6.22.0"
       }
     },
     "babel-plugin-check-es2015-constants": {
@@ -411,7 +411,7 @@
       "integrity": "sha1-NRV7EBQm/S/9PaP3XH0ekYNbv4o=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0"
+        "babel-runtime": "^6.22.0"
       }
     },
     "babel-plugin-syntax-async-functions": {
@@ -492,9 +492,9 @@
       "integrity": "sha1-8FiQAUX9PpkHpt3yjaWfIVJYpds=",
       "dev": true,
       "requires": {
-        "babel-helper-remap-async-to-generator": "6.24.1",
-        "babel-plugin-syntax-async-generators": "6.13.0",
-        "babel-runtime": "6.25.0"
+        "babel-helper-remap-async-to-generator": "^6.24.1",
+        "babel-plugin-syntax-async-generators": "^6.5.0",
+        "babel-runtime": "^6.22.0"
       }
     },
     "babel-plugin-transform-async-to-generator": {
@@ -503,9 +503,9 @@
       "integrity": "sha1-ZTbjeK/2yx1VF6wOQOs+n8jQh2E=",
       "dev": true,
       "requires": {
-        "babel-helper-remap-async-to-generator": "6.24.1",
-        "babel-plugin-syntax-async-functions": "6.13.0",
-        "babel-runtime": "6.25.0"
+        "babel-helper-remap-async-to-generator": "^6.24.1",
+        "babel-plugin-syntax-async-functions": "^6.8.0",
+        "babel-runtime": "^6.22.0"
       }
     },
     "babel-plugin-transform-class-constructor-call": {
@@ -514,9 +514,9 @@
       "integrity": "sha1-gNwoVQWsBn3LjWxl4vbxGrd2Xvk=",
       "dev": true,
       "requires": {
-        "babel-plugin-syntax-class-constructor-call": "6.18.0",
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0"
+        "babel-plugin-syntax-class-constructor-call": "^6.18.0",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1"
       }
     },
     "babel-plugin-transform-class-properties": {
@@ -525,10 +525,10 @@
       "integrity": "sha1-anl2PqYdM9NvN7YRqp3vgagbRqw=",
       "dev": true,
       "requires": {
-        "babel-helper-function-name": "6.24.1",
-        "babel-plugin-syntax-class-properties": "6.13.0",
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0"
+        "babel-helper-function-name": "^6.24.1",
+        "babel-plugin-syntax-class-properties": "^6.8.0",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1"
       }
     },
     "babel-plugin-transform-decorators": {
@@ -537,11 +537,11 @@
       "integrity": "sha1-eIAT2PjGtSIr33s0Q5Df13Vp4k0=",
       "dev": true,
       "requires": {
-        "babel-helper-explode-class": "6.24.1",
-        "babel-plugin-syntax-decorators": "6.13.0",
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0",
-        "babel-types": "6.25.0"
+        "babel-helper-explode-class": "^6.24.1",
+        "babel-plugin-syntax-decorators": "^6.13.0",
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1",
+        "babel-types": "^6.24.1"
       }
     },
     "babel-plugin-transform-do-expressions": {
@@ -550,8 +550,8 @@
       "integrity": "sha1-KMyvkoEtlJws0SgfaQyP3EaK6bs=",
       "dev": true,
       "requires": {
-        "babel-plugin-syntax-do-expressions": "6.13.0",
-        "babel-runtime": "6.25.0"
+        "babel-plugin-syntax-do-expressions": "^6.8.0",
+        "babel-runtime": "^6.22.0"
       }
     },
     "babel-plugin-transform-es2015-arrow-functions": {
@@ -560,7 +560,7 @@
       "integrity": "sha1-RSaSy3EdX3ncf4XkQM5BufJE0iE=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0"
+        "babel-runtime": "^6.22.0"
       }
     },
     "babel-plugin-transform-es2015-block-scoped-functions": {
@@ -569,7 +569,7 @@
       "integrity": "sha1-u8UbSflk1wy42OC5ToICRs46YUE=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0"
+        "babel-runtime": "^6.22.0"
       }
     },
     "babel-plugin-transform-es2015-block-scoping": {
@@ -578,11 +578,11 @@
       "integrity": "sha1-dsKV3DpHQbFmWt/TFnIV3P8ypXY=",
       "dev": true,
       "requires": {
-        "babel-runtime": "6.25.0",
-        "babel-template": "6.25.0",
-        "babel-traverse": "6.25.0",
-        "babel-types": "6.25.0",
-        "lodash": "4.17.4"
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1",
+        "babel-traverse": "^6.24.1",
+        "babel-types": "^6.24.1",
+        "lodash": "^4.2.0"
       }
     },
     "babel-plugin-transform-es2015-classes": {
@@ -591,15 +591,15 @@
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@@ -1058,7 +1058,7 @@
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@@ -1110,7 +1110,7 @@
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@@ -1149,9 +1149,9 @@
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@@ -1252,7 +1252,7 @@
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@@ -1261,16 +1261,16 @@
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-      "integrity": "sha1-uJbiOp5ei6M4cfyZar02NfyaHH0=",
+      "version": "0.1.7",
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@@ -1279,7 +1279,7 @@
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@@ -1301,9 +1301,9 @@
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@@ -1322,9 +1322,9 @@
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@@ -1333,12 +1333,12 @@
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@@ -1388,10 +1388,10 @@
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-        "esrecurse": "4.2.0",
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@@ -1400,41 +1400,41 @@
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-        "text-table": "0.2.0",
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+        "espree": "^3.4.0",
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+        "imurmurhash": "^0.1.4",
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+        "is-resolvable": "^1.0.0",
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+        "levn": "^0.3.0",
+        "lodash": "^4.0.0",
+        "mkdirp": "^0.5.0",
+        "natural-compare": "^1.4.0",
+        "optionator": "^0.8.2",
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@@ -1443,7 +1443,7 @@
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           "dev": true,
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@@ -1466,9 +1466,9 @@
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-        "resolve": "1.4.0"
+        "debug": "^2.2.0",
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@@ -1477,8 +1477,8 @@
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-        "pkg-dir": "1.0.0"
+        "debug": "^2.6.8",
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@@ -1487,16 +1487,16 @@
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-        "contains-path": "0.1.0",
-        "debug": "2.6.8",
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-        "minimatch": "3.0.4",
-        "pkg-up": "1.0.0"
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+        "has": "^1.0.1",
+        "lodash.cond": "^4.3.0",
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@@ -1505,8 +1505,8 @@
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@@ -1517,10 +1517,10 @@
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-        "object-assign": "4.1.1",
-        "resolve": "1.4.0",
+        "ignore": "^3.0.11",
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@@ -1536,11 +1536,11 @@
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-        "has": "1.0.1",
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-        "object.assign": "4.0.4"
+        "array.prototype.find": "^2.0.1",
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@@ -1549,8 +1549,8 @@
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@@ -1567,8 +1567,8 @@
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-        "acorn-jsx": "3.0.1"
+        "acorn": "^5.1.1",
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@@ -1583,7 +1583,7 @@
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       "dev": true,
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+        "estraverse": "^4.0.0"
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@@ -1592,8 +1592,8 @@
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       "dev": true,
       "requires": {
-        "estraverse": "4.2.0",
-        "object-assign": "4.1.1"
+        "estraverse": "^4.1.0",
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@@ -1614,8 +1614,8 @@
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+        "d": "1",
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@@ -1631,7 +1631,7 @@
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+        "is-posix-bracket": "^0.1.0"
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@@ -1641,7 +1641,7 @@
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@@ -1651,7 +1651,7 @@
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@@ -1666,8 +1666,8 @@
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       "dev": true,
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-        "object-assign": "4.1.1"
+        "escape-string-regexp": "^1.0.5",
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     },
     "file-entry-cache": {
@@ -1676,8 +1676,8 @@
       "integrity": "sha1-w5KZDD5oR4PYOLjISkXYoEhFg2E=",
       "dev": true,
       "requires": {
-        "flat-cache": "1.2.2",
-        "object-assign": "4.1.1"
+        "flat-cache": "^1.2.1",
+        "object-assign": "^4.0.1"
       }
     },
     "filename-regex": {
@@ -1694,11 +1694,11 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "is-number": "2.1.0",
-        "isobject": "2.1.0",
-        "randomatic": "1.1.7",
-        "repeat-element": "1.1.2",
-        "repeat-string": "1.6.1"
+        "is-number": "^2.1.0",
+        "isobject": "^2.0.0",
+        "randomatic": "^1.1.3",
+        "repeat-element": "^1.1.2",
+        "repeat-string": "^1.5.2"
       }
     },
     "find-root": {
@@ -1713,8 +1713,8 @@
       "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
       "dev": true,
       "requires": {
-        "path-exists": "2.1.0",
-        "pinkie-promise": "2.0.1"
+        "path-exists": "^2.0.0",
+        "pinkie-promise": "^2.0.0"
       }
     },
     "flat-cache": {
@@ -1723,10 +1723,10 @@
       "integrity": "sha1-+oZxTnLCHbiGAXYezy9VXRq8a5Y=",
       "dev": true,
       "requires": {
-        "circular-json": "0.3.3",
-        "del": "2.2.2",
-        "graceful-fs": "4.1.11",
-        "write": "0.2.1"
+        "circular-json": "^0.3.1",
+        "del": "^2.0.2",
+        "graceful-fs": "^4.1.2",
+        "write": "^0.2.1"
       }
     },
     "for-in": {
@@ -1743,7 +1743,7 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "for-in": "1.0.2"
+        "for-in": "^1.0.1"
       }
     },
     "foreach": {
@@ -1771,8 +1771,8 @@
       "dev": true,
       "optional": true,
       "requires": {
-        "nan": "2.6.2",
-        "node-pre-gyp": "0.6.36"
+        "nan": "^2.3.0",
+        "node-pre-gyp": "^0.6.36"
       },
       "dependencies": {
         "abbrev": {
@@ -1787,14 +1787,15 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "co": "4.6.0",
-            "json-stable-stringify": "1.0.1"
+            "co": "^4.6.0",
+            "json-stable-stringify": "^1.0.1"
           }
         },
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.1.1",
@@ -1808,8 +1809,8 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "delegates": "1.0.0",
-            "readable-stream": "2.2.9"
+            "delegates": "^1.0.0",
+            "readable-stream": "^2.0.6"
           }
         },
         "asn1": {
@@ -1845,7 +1846,8 @@
         "balanced-match": {
           "version": "0.4.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "bcrypt-pbkdf": {
           "version": "1.0.1",
@@ -1853,38 +1855,42 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "tweetnacl": "0.14.5"
+            "tweetnacl": "^0.14.3"
           }
         },
         "block-stream": {
           "version": "0.0.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "inherits": "2.0.3"
+            "inherits": "~2.0.0"
           }
         },
         "boom": {
           "version": "2.10.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "hoek": "2.16.3"
+            "hoek": "2.x.x"
           }
         },
         "brace-expansion": {
           "version": "1.1.7",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "balanced-match": "0.4.2",
+            "balanced-match": "^0.4.1",
             "concat-map": "0.0.1"
           }
         },
         "buffer-shims": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "caseless": {
           "version": "0.12.0",
@@ -1901,30 +1907,35 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "combined-stream": {
           "version": "1.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "delayed-stream": "1.0.0"
+            "delayed-stream": "~1.0.0"
           }
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "cryptiles": {
           "version": "2.0.5",
@@ -1932,7 +1943,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "boom": "2.10.1"
+            "boom": "2.x.x"
           }
         },
         "dashdash": {
@@ -1941,7 +1952,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "assert-plus": "1.0.0"
+            "assert-plus": "^1.0.0"
           },
           "dependencies": {
             "assert-plus": {
@@ -1970,7 +1981,8 @@
         "delayed-stream": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "delegates": {
           "version": "1.0.0",
@@ -1984,7 +1996,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "jsbn": "0.1.1"
+            "jsbn": "~0.1.0"
           }
         },
         "extend": {
@@ -1996,7 +2008,8 @@
         "extsprintf": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "forever-agent": {
           "version": "0.6.1",
@@ -2010,25 +2023,27 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "asynckit": "0.4.0",
-            "combined-stream": "1.0.5",
-            "mime-types": "2.1.15"
+            "asynckit": "^0.4.0",
+            "combined-stream": "^1.0.5",
+            "mime-types": "^2.1.12"
           }
         },
         "fs.realpath": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "fstream": {
           "version": "1.0.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "graceful-fs": "4.1.11",
-            "inherits": "2.0.3",
-            "mkdirp": "0.5.1",
-            "rimraf": "2.6.1"
+            "graceful-fs": "^4.1.2",
+            "inherits": "~2.0.0",
+            "mkdirp": ">=0.5 0",
+            "rimraf": "2"
           }
         },
         "fstream-ignore": {
@@ -2037,9 +2052,9 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "fstream": "1.0.11",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4"
+            "fstream": "^1.0.0",
+            "inherits": "2",
+            "minimatch": "^3.0.0"
           }
         },
         "gauge": {
@@ -2048,14 +2063,14 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "aproba": "1.1.1",
-            "console-control-strings": "1.1.0",
-            "has-unicode": "2.0.1",
-            "object-assign": "4.1.1",
-            "signal-exit": "3.0.2",
-            "string-width": "1.0.2",
-            "strip-ansi": "3.0.1",
-            "wide-align": "1.1.2"
+            "aproba": "^1.0.3",
+            "console-control-strings": "^1.0.0",
+            "has-unicode": "^2.0.0",
+            "object-assign": "^4.1.0",
+            "signal-exit": "^3.0.0",
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1",
+            "wide-align": "^1.1.0"
           }
         },
         "getpass": {
@@ -2064,7 +2079,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "assert-plus": "1.0.0"
+            "assert-plus": "^1.0.0"
           },
           "dependencies": {
             "assert-plus": {
@@ -2079,19 +2094,21 @@
           "version": "7.1.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "fs.realpath": "1.0.0",
-            "inflight": "1.0.6",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
           }
         },
         "graceful-fs": {
           "version": "4.1.11",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "har-schema": {
           "version": "1.0.5",
@@ -2105,8 +2122,8 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "ajv": "4.11.8",
-            "har-schema": "1.0.5"
+            "ajv": "^4.9.1",
+            "har-schema": "^1.0.5"
           }
         },
         "has-unicode": {
@@ -2121,16 +2138,17 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "boom": "2.10.1",
-            "cryptiles": "2.0.5",
-            "hoek": "2.16.3",
-            "sntp": "1.0.9"
+            "boom": "2.x.x",
+            "cryptiles": "2.x.x",
+            "hoek": "2.x.x",
+            "sntp": "1.x.x"
           }
         },
         "hoek": {
           "version": "2.16.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "http-signature": {
           "version": "1.1.1",
@@ -2138,24 +2156,26 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "assert-plus": "0.2.0",
-            "jsprim": "1.4.0",
-            "sshpk": "1.13.0"
+            "assert-plus": "^0.2.0",
+            "jsprim": "^1.2.2",
+            "sshpk": "^1.7.0"
           }
         },
         "inflight": {
           "version": "1.0.6",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "once": "1.4.0",
-            "wrappy": "1.0.2"
+            "once": "^1.3.0",
+            "wrappy": "1"
           }
         },
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.4",
@@ -2167,8 +2187,9 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "number-is-nan": "1.0.1"
+            "number-is-nan": "^1.0.0"
           }
         },
         "is-typedarray": {
@@ -2180,7 +2201,8 @@
         "isarray": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "isstream": {
           "version": "0.1.2",
@@ -2194,7 +2216,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "jsbn": "0.1.1"
+            "jsbn": "~0.1.0"
           }
         },
         "jsbn": {
@@ -2215,7 +2237,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "jsonify": "0.0.0"
+            "jsonify": "~0.0.0"
           }
         },
         "json-stringify-safe": {
@@ -2253,33 +2275,38 @@
         "mime-db": {
           "version": "1.27.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.15",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "mime-db": "1.27.0"
+            "mime-db": "~1.27.0"
           }
         },
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "brace-expansion": "1.1.7"
+            "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2296,15 +2323,15 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "mkdirp": "0.5.1",
-            "nopt": "4.0.1",
-            "npmlog": "4.1.0",
-            "rc": "1.2.1",
-            "request": "2.81.0",
-            "rimraf": "2.6.1",
-            "semver": "5.3.0",
-            "tar": "2.2.1",
-            "tar-pack": "3.4.0"
+            "mkdirp": "^0.5.1",
+            "nopt": "^4.0.1",
+            "npmlog": "^4.0.2",
+            "rc": "^1.1.7",
+            "request": "^2.81.0",
+            "rimraf": "^2.6.1",
+            "semver": "^5.3.0",
+            "tar": "^2.2.1",
+            "tar-pack": "^3.4.0"
           }
         },
         "nopt": {
@@ -2313,8 +2340,8 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "abbrev": "1.1.0",
-            "osenv": "0.1.4"
+            "abbrev": "1",
+            "osenv": "^0.1.4"
           }
         },
         "npmlog": {
@@ -2323,16 +2350,17 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "are-we-there-yet": "1.1.4",
-            "console-control-strings": "1.1.0",
-            "gauge": "2.7.4",
-            "set-blocking": "2.0.0"
+            "are-we-there-yet": "~1.1.2",
+            "console-control-strings": "~1.1.0",
+            "gauge": "~2.7.3",
+            "set-blocking": "~2.0.0"
           }
         },
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "oauth-sign": {
           "version": "0.8.2",
@@ -2350,8 +2378,9 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "wrappy": "1.0.2"
+            "wrappy": "1"
           }
         },
         "os-homedir": {
@@ -2372,14 +2401,15 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "os-homedir": "1.0.2",
-            "os-tmpdir": "1.0.2"
+            "os-homedir": "^1.0.0",
+            "os-tmpdir": "^1.0.0"
           }
         },
         "path-is-absolute": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "performance-now": {
           "version": "0.2.0",
@@ -2390,7 +2420,8 @@
         "process-nextick-args": {
           "version": "1.0.7",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "punycode": {
           "version": "1.4.1",
@@ -2410,10 +2441,10 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "deep-extend": "0.4.2",
-            "ini": "1.3.4",
-            "minimist": "1.2.0",
-            "strip-json-comments": "2.0.1"
+            "deep-extend": "~0.4.0",
+            "ini": "~1.3.0",
+            "minimist": "^1.2.0",
+            "strip-json-comments": "~2.0.1"
           },
           "dependencies": {
             "minimist": {
@@ -2428,14 +2459,15 @@
           "version": "2.2.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "buffer-shims": "1.0.0",
-            "core-util-is": "1.0.2",
-            "inherits": "2.0.3",
-            "isarray": "1.0.0",
-            "process-nextick-args": "1.0.7",
-            "string_decoder": "1.0.1",
-            "util-deprecate": "1.0.2"
+            "buffer-shims": "~1.0.0",
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.1",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~1.0.6",
+            "string_decoder": "~1.0.0",
+            "util-deprecate": "~1.0.1"
           }
         },
         "request": {
@@ -2444,42 +2476,44 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "aws-sign2": "0.6.0",
-            "aws4": "1.6.0",
-            "caseless": "0.12.0",
-            "combined-stream": "1.0.5",
-            "extend": "3.0.1",
-            "forever-agent": "0.6.1",
-            "form-data": "2.1.4",
-            "har-validator": "4.2.1",
-            "hawk": "3.1.3",
-            "http-signature": "1.1.1",
-            "is-typedarray": "1.0.0",
-            "isstream": "0.1.2",
-            "json-stringify-safe": "5.0.1",
-            "mime-types": "2.1.15",
-            "oauth-sign": "0.8.2",
-            "performance-now": "0.2.0",
-            "qs": "6.4.0",
-            "safe-buffer": "5.0.1",
-            "stringstream": "0.0.5",
-            "tough-cookie": "2.3.2",
-            "tunnel-agent": "0.6.0",
-            "uuid": "3.0.1"
+            "aws-sign2": "~0.6.0",
+            "aws4": "^1.2.1",
+            "caseless": "~0.12.0",
+            "combined-stream": "~1.0.5",
+            "extend": "~3.0.0",
+            "forever-agent": "~0.6.1",
+            "form-data": "~2.1.1",
+            "har-validator": "~4.2.1",
+            "hawk": "~3.1.3",
+            "http-signature": "~1.1.0",
+            "is-typedarray": "~1.0.0",
+            "isstream": "~0.1.2",
+            "json-stringify-safe": "~5.0.1",
+            "mime-types": "~2.1.7",
+            "oauth-sign": "~0.8.1",
+            "performance-now": "^0.2.0",
+            "qs": "~6.4.0",
+            "safe-buffer": "^5.0.1",
+            "stringstream": "~0.0.4",
+            "tough-cookie": "~2.3.0",
+            "tunnel-agent": "^0.6.0",
+            "uuid": "^3.0.0"
           }
         },
         "rimraf": {
           "version": "2.6.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
-            "glob": "7.1.2"
+            "glob": "^7.0.5"
           }
         },
         "safe-buffer": {
           "version": "5.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "semver": {
           "version": "5.3.0",
@@ -2505,7 +2539,7 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "hoek": "2.16.3"
+            "hoek": "2.x.x"
           }
         },
         "sshpk": {
@@ -2514,15 +2548,15 @@
           "dev": true,
           "optional": true,
           "requires": {
-            "asn1": "0.2.3",
-            "assert-plus": "1.0.0",
-            "bcrypt-pbkdf": "1.0.1",
-            "dashdash": "1.14.1",
-            "ecc-jsbn": "0.1.1",
-            "getpass": "0.1.7",
-            "jodid25519": "1.0.2",
-            "jsbn": "0.1.1",
-            "tweetnacl": "0.14.5"
+            "asn1": "~0.2.3",
+            "assert-plus": "^1.0.0",
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-        "pify": "2.3.0",
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-      "resolved": "https://registry.npmjs.org/memory-fs/-/memory-fs-0.4.1.tgz",
+      "resolved": "https://registry.npm.taobao.org/memory-fs/download/memory-fs-0.4.1.tgz",
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-        "memory-fs": "0.4.1",
-        "mime": "1.3.6",
-        "path-is-absolute": "1.0.1",
-        "range-parser": "1.2.0",
-        "time-stamp": "2.0.0"
+        "memory-fs": "~0.4.1",
+        "mime": "^1.3.4",
+        "path-is-absolute": "^1.0.0",
+        "range-parser": "^1.0.3",
+        "time-stamp": "^2.0.0"
       }
     },
     "webpack-hot-middleware": {
@@ -4106,9 +4154,9 @@
       "integrity": "sha512-dB7uOnUWsojZIAC6Nwi5v3tuaQNd2i7p4vF5LsJRyoTOgr2fRYQdMKQxRZIZZaz0cTPBX8rvcWU1A6/n7JTITg==",
       "requires": {
         "ansi-html": "0.0.7",
-        "html-entities": "1.2.1",
-        "querystring": "0.2.0",
-        "strip-ansi": "3.0.1"
+        "html-entities": "^1.2.0",
+        "querystring": "^0.2.0",
+        "strip-ansi": "^3.0.0"
       }
     },
     "wordwrap": {
@@ -4129,7 +4177,7 @@
       "integrity": "sha1-X8A4KOJkzqP+kUVUdvejxWbLB1c=",
       "dev": true,
       "requires": {
-        "mkdirp": "0.5.1"
+        "mkdirp": "^0.5.1"
       }
     },
     "xtend": {
diff --git a/package.json b/package.json
index 8761e7a..32bd69e 100644
--- a/package.json
+++ b/package.json
@@ -51,8 +51,8 @@
     ]
   },
   "dependencies": {
-    "webpack-dev-middleware": "1.12.0",
-    "webpack-hot-middleware": "2.18.2",
-    "regenerator-runtime": "0.10.5"
+    "regenerator-runtime": "0.10.5",
+    "webpack-dev-middleware": "3.7.2",
+    "webpack-hot-middleware": "2.25.0"
   }
 }