diff --git a/package-lock.json b/package-lock.json
index bba0400..31c08fa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,23 +41,34 @@
             "dev": true
         },
         "argparse": {
-            "version": "0.1.16",
-            "resolved": "https://registry.npm.taobao.org/argparse/download/argparse-0.1.16.tgz",
-            "integrity": "sha1-z9AeD7uj1srtBJ+9dY1A9lGW9Xw=",
+            "version": "1.0.10",
+            "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+            "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
             "dev": true,
             "requires": {
-                "underscore": "~1.7.0",
-                "underscore.string": "~2.4.0"
+                "sprintf-js": "~1.0.2"
             },
             "dependencies": {
-                "underscore.string": {
-                    "version": "2.4.0",
-                    "resolved": "https://registry.npm.taobao.org/underscore.string/download/underscore.string-2.4.0.tgz",
-                    "integrity": "sha1-jN2PusTi0uoefi6Al8QvRCKA+Fs=",
+                "sprintf-js": {
+                    "version": "1.0.3",
+                    "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
+                    "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
                     "dev": true
                 }
             }
         },
+        "array-each": {
+            "version": "1.0.1",
+            "resolved": "https://registry.npmjs.org/array-each/-/array-each-1.0.1.tgz",
+            "integrity": "sha512-zHjL5SZa68hkKHBFBK6DJCTtr9sfTCPCaph/L7tMSLcTFgy+zX7E+6q5UArbtOtMBCtxdICpfTCspRse+ywyXA==",
+            "dev": true
+        },
+        "array-slice": {
+            "version": "1.1.0",
+            "resolved": "https://registry.npmjs.org/array-slice/-/array-slice-1.1.0.tgz",
+            "integrity": "sha512-B1qMD3RBP7O8o0H2KbrXDyB0IccejMF15+87Lvlor12ONPRHP6gTjXMNkt/d3ZuOGbAe66hFmaCfECI24Ufp6w==",
+            "dev": true
+        },
         "asn1": {
             "version": "0.1.11",
             "resolved": "http://registry.npm.taobao.org/asn1/download/asn1-0.1.11.tgz",
@@ -73,9 +84,9 @@
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-            "version": "0.1.22",
-            "resolved": "http://registry.npm.taobao.org/async/download/async-0.1.22.tgz",
-            "integrity": "sha1-D8GqoIig4+8Ovi2IMbqw3PiEUGE=",
+            "version": "3.2.3",
+            "resolved": "https://registry.npmjs.org/async/-/async-3.2.3.tgz",
+            "integrity": "sha512-spZRyzKL5l5BZQrr/6m/SqFdBN0q3OCI0f9rjfBzCMBIP4p75P620rR3gTmaksNOhmzgdxcaxdNfMy6anrbM0g==",
             "dev": true
         },
         "aws-sign2": {
@@ -85,15 +96,41 @@
             "dev": true,
             "optional": true
         },
+        "balanced-match": {
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+            "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+            "dev": true
+        },
         "boom": {
             "version": "0.4.2",
             "resolved": "https://registry.npm.taobao.org/boom/download/boom-0.4.2.tgz",
             "integrity": "sha1-emNune1O/O+xnO9JR6PGffrukRs=",
             "dev": true,
+            "optional": true,
             "requires": {
                 "hoek": "0.9.x"
             }
         },
+        "brace-expansion": {
+            "version": "1.1.11",
+            "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+            "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+            "dev": true,
+            "requires": {
+                "balanced-match": "^1.0.0",
+                "concat-map": "0.0.1"
+            }
+        },
+        "braces": {
+            "version": "3.0.2",
+            "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
+            "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
+            "dev": true,
+            "requires": {
+                "fill-range": "^7.0.1"
+            }
+        },
         "browserify-zlib": {
             "version": "0.1.4",
             "resolved": "https://registry.npm.taobao.org/browserify-zlib/download/browserify-zlib-0.1.4.tgz",
@@ -159,16 +196,25 @@
                 "wordwrap": "0.0.2"
             }
         },
-        "coffee-script": {
-            "version": "1.3.3",
-            "resolved": "https://registry.npm.taobao.org/coffee-script/download/coffee-script-1.3.3.tgz",
-            "integrity": "sha1-FQ1rTLUiiUNp7+1qIQHCC8f0pPQ=",
+        "color-convert": {
+            "version": "2.0.1",
+            "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
+            "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
+            "dev": true,
+            "requires": {
+                "color-name": "~1.1.4"
+            }
+        },
+        "color-name": {
+            "version": "1.1.4",
+            "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
+            "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
             "dev": true
         },
         "colors": {
-            "version": "0.6.2",
-            "resolved": "http://registry.npm.taobao.org/colors/download/colors-0.6.2.tgz",
-            "integrity": "sha1-JCP+ZnisDF2uiFLl0OW+CMmXq8w=",
+            "version": "1.1.2",
+            "resolved": "https://registry.npmjs.org/colors/-/colors-1.1.2.tgz",
+            "integrity": "sha1-FopHAXVran9RoSzgyXv6KMCE7WM=",
             "dev": true
         },
         "combined-stream": {
@@ -188,6 +234,12 @@
             "dev": true,
             "optional": true
         },
+        "concat-map": {
+            "version": "0.0.1",
+            "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+            "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
+            "dev": true
+        },
         "concat-stream": {
             "version": "1.6.2",
             "resolved": "https://registry.npm.taobao.org/concat-stream/download/concat-stream-1.6.2.tgz",
@@ -224,9 +276,9 @@
             "optional": true
         },
         "dateformat": {
-            "version": "1.0.2-1.2.3",
-            "resolved": "https://registry.npm.taobao.org/dateformat/download/dateformat-1.0.2-1.2.3.tgz",
-            "integrity": "sha1-sCIMAt6YYXQztyhRz0fePfLNvuk=",
+            "version": "3.0.3",
+            "resolved": "https://registry.npmjs.org/dateformat/-/dateformat-3.0.3.tgz",
+            "integrity": "sha512-jyCETtSl3VMZMWeRo7iY1FL19ges1t55hMo5yaam4Jrsm5EPL89UQkoQRyiI+Yf4k8r2ZpdngkV8hr1lIdjb3Q==",
             "dev": true
         },
         "debug": {
@@ -260,6 +312,12 @@
             "dev": true,
             "optional": true
         },
+        "detect-file": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/detect-file/-/detect-file-1.0.0.tgz",
+            "integrity": "sha1-8NZtA2cqglyxtzvbP+YjEMjlUrc=",
+            "dev": true
+        },
         "escape-string-regexp": {
             "version": "1.0.5",
             "resolved": "https://registry.npm.taobao.org/escape-string-regexp/download/escape-string-regexp-1.0.5.tgz",
@@ -267,23 +325,38 @@
             "dev": true
         },
         "esprima": {
-            "version": "1.0.4",
-            "resolved": "http://registry.npm.taobao.org/esprima/download/esprima-1.0.4.tgz",
-            "integrity": "sha1-n1V+CPw7TSbs6d00+Pv0drYlha0=",
+            "version": "4.0.1",
+            "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
+            "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==",
             "dev": true
         },
         "eventemitter2": {
             "version": "0.4.14",
-            "resolved": "https://registry.npm.taobao.org/eventemitter2/download/eventemitter2-0.4.14.tgz",
+            "resolved": "https://registry.npmjs.org/eventemitter2/-/eventemitter2-0.4.14.tgz",
             "integrity": "sha1-j2G3XN4BKy6esoTUVFWDtWQ7Yas=",
             "dev": true
         },
         "exit": {
             "version": "0.1.2",
-            "resolved": "https://registry.npm.taobao.org/exit/download/exit-0.1.2.tgz",
+            "resolved": "https://registry.npmjs.org/exit/-/exit-0.1.2.tgz",
             "integrity": "sha1-BjJjj42HfMghB9MKD/8aF8uhzQw=",
             "dev": true
         },
+        "expand-tilde": {
+            "version": "2.0.2",
+            "resolved": "https://registry.npmjs.org/expand-tilde/-/expand-tilde-2.0.2.tgz",
+            "integrity": "sha1-l+gBqgUt8CRU3kawK/YhZCzchQI=",
+            "dev": true,
+            "requires": {
+                "homedir-polyfill": "^1.0.1"
+            }
+        },
+        "extend": {
+            "version": "3.0.2",
+            "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+            "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==",
+            "dev": true
+        },
         "faye-websocket": {
             "version": "0.4.4",
             "resolved": "https://registry.npm.taobao.org/faye-websocket/download/faye-websocket-0.4.4.tgz",
@@ -300,44 +373,82 @@
                 "object-assign": "^4.1.0"
             }
         },
+        "fill-range": {
+            "version": "7.0.1",
+            "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
+            "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
+            "dev": true,
+            "requires": {
+                "to-regex-range": "^5.0.1"
+            }
+        },
         "findup-sync": {
-            "version": "0.1.3",
-            "resolved": "https://registry.npm.taobao.org/findup-sync/download/findup-sync-0.1.3.tgz",
-            "integrity": "sha1-fz56l7gjksZTvwZYm9hRkOk8NoM=",
+            "version": "0.3.0",
+            "resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-0.3.0.tgz",
+            "integrity": "sha1-N5MKpdgWt3fANEXhlmzGeQpMCxY=",
             "dev": true,
             "requires": {
-                "glob": "~3.2.9",
-                "lodash": "~2.4.1"
+                "glob": "~5.0.0"
             },
             "dependencies": {
                 "glob": {
-                    "version": "3.2.11",
-                    "resolved": "https://registry.npm.taobao.org/glob/download/glob-3.2.11.tgz",
-                    "integrity": "sha1-Spc/Y1uRkPcV0QmH1cAP0oFevj0=",
+                    "version": "5.0.15",
+                    "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
+                    "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
                     "dev": true,
                     "requires": {
+                        "inflight": "^1.0.4",
                         "inherits": "2",
-                        "minimatch": "0.3"
+                        "minimatch": "2 || 3",
+                        "once": "^1.3.0",
+                        "path-is-absolute": "^1.0.0"
                     }
                 },
-                "lodash": {
-                    "version": "2.4.2",
-                    "resolved": "http://registry.npm.taobao.org/lodash/download/lodash-2.4.2.tgz",
-                    "integrity": "sha1-+t2DS5aDBz2hebPq5tnA0VBT9z4=",
-                    "dev": true
-                },
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-                    "version": "0.3.0",
-                    "resolved": "http://registry.npm.taobao.org/minimatch/download/minimatch-0.3.0.tgz",
-                    "integrity": "sha1-J12O2qxPG7MyZHIInnlJyDlGmd0=",
+                    "version": "3.1.2",
+                    "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
+                    "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
                     "dev": true,
                     "requires": {
-                        "lru-cache": "2",
-                        "sigmund": "~1.0.0"
+                        "brace-expansion": "^1.1.7"
                     }
                 }
             }
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+        "fined": {
+            "version": "1.2.0",
+            "resolved": "https://registry.npmjs.org/fined/-/fined-1.2.0.tgz",
+            "integrity": "sha512-ZYDqPLGxDkDhDZBjZBb+oD1+j0rA4E0pXY50eplAAOPg2N/gUBSSk5IM1/QhPfyVo19lJ+CvXpqfvk+b2p/8Ng==",
+            "dev": true,
+            "requires": {
+                "expand-tilde": "^2.0.2",
+                "is-plain-object": "^2.0.3",
+                "object.defaults": "^1.1.0",
+                "object.pick": "^1.2.0",
+                "parse-filepath": "^1.0.1"
+            }
+        },
+        "flagged-respawn": {
+            "version": "1.0.1",
+            "resolved": "https://registry.npmjs.org/flagged-respawn/-/flagged-respawn-1.0.1.tgz",
+            "integrity": "sha512-lNaHNVymajmk0OJMBn8fVUAU1BtDeKIqKoVhk4xAALB57aALg6b4W0MfJ/cUE0g9YBXy5XhSlPIpYIJ7HaY/3Q==",
+            "dev": true
+        },
+        "for-in": {
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
+            "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA=",
+            "dev": true
+        },
+        "for-own": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/for-own/-/for-own-1.0.0.tgz",
+            "integrity": "sha1-xjMy9BXO3EsE2/5wz4NklMU8tEs=",
+            "dev": true,
+            "requires": {
+                "for-in": "^1.0.1"
+            }
+        },
         "forever-agent": {
             "version": "0.5.2",
             "resolved": "http://registry.npm.taobao.org/forever-agent/download/forever-agent-0.5.2.tgz",
@@ -366,6 +477,18 @@
                 }
             }
         },
+        "fs.realpath": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
+            "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
+            "dev": true
+        },
+        "function-bind": {
+            "version": "1.1.1",
+            "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
+            "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==",
+            "dev": true
+        },
         "gaze": {
             "version": "0.5.2",
             "resolved": "https://registry.npm.taobao.org/gaze/download/gaze-0.5.2.tgz",
@@ -376,9 +499,9 @@
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-            "version": "0.1.0",
-            "resolved": "https://registry.npm.taobao.org/getobject/download/getobject-0.1.0.tgz",
-            "integrity": "sha1-BHpEl4n6Fg0Bj1SG7ZEyC27HiFw=",
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/getobject/-/getobject-1.0.2.tgz",
+            "integrity": "sha512-2zblDBaFcb3rB4rF77XVnuINOE2h2k/OnqXAiy0IrTxUfV1iFp3la33oAQVY9pCpWU268WFYVt2t71hlMuLsOg==",
             "dev": true
         },
         "glob": {
@@ -400,6 +523,30 @@
                 }
             }
         },
+        "global-modules": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/global-modules/-/global-modules-1.0.0.tgz",
+            "integrity": "sha512-sKzpEkf11GpOFuw0Zzjzmt4B4UZwjOcG757PPvrfhxcLFbq0wpsgpOqxpxtxFiCG4DtG93M6XRVbF2oGdev7bg==",
+            "dev": true,
+            "requires": {
+                "global-prefix": "^1.0.1",
+                "is-windows": "^1.0.1",
+                "resolve-dir": "^1.0.0"
+            }
+        },
+        "global-prefix": {
+            "version": "1.0.2",
+            "resolved": "https://registry.npmjs.org/global-prefix/-/global-prefix-1.0.2.tgz",
+            "integrity": "sha1-2/dDxsFJklk8ZVVoy2btMsASLr4=",
+            "dev": true,
+            "requires": {
+                "expand-tilde": "^2.0.2",
+                "homedir-polyfill": "^1.0.1",
+                "ini": "^1.3.4",
+                "is-windows": "^1.0.1",
+                "which": "^1.2.14"
+            }
+        },
         "globule": {
             "version": "0.1.0",
             "resolved": "https://registry.npm.taobao.org/globule/download/globule-0.1.0.tgz",
@@ -426,31 +573,82 @@
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-            "resolved": "https://registry.npm.taobao.org/grunt/download/grunt-0.4.5.tgz",
-            "integrity": "sha1-VpN81RlDJK3/bSB2MYMqnWuk5/A=",
+            "version": "1.5.3",
+            "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.5.3.tgz",
+            "integrity": "sha512-mKwmo4X2d8/4c/BmcOETHek675uOqw0RuA/zy12jaspWqvTp4+ZeQF1W+OTpcbncnaBsfbQJ6l0l4j+Sn/GmaQ==",
             "dev": true,
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-                "async": "~0.1.22",
-                "coffee-script": "~1.3.3",
-                "colors": "~0.6.2",
-                "dateformat": "1.0.2-1.2.3",
+                "dateformat": "~3.0.3",
                 "eventemitter2": "~0.4.13",
-                "exit": "~0.1.1",
-                "findup-sync": "~0.1.2",
-                "getobject": "~0.1.0",
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-                "iconv-lite": "~0.2.11",
-                "js-yaml": "~2.0.5",
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-                "nopt": "~1.0.10",
-                "rimraf": "~2.2.8",
-                "underscore.string": "~2.2.1",
-                "which": "~1.0.5"
+                "exit": "~0.1.2",
+                "findup-sync": "~0.3.0",
+                "glob": "~7.1.6",
+                "grunt-cli": "~1.4.3",
+                "grunt-known-options": "~2.0.0",
+                "grunt-legacy-log": "~3.0.0",
+                "grunt-legacy-util": "~2.0.1",
+                "iconv-lite": "~0.4.13",
+                "js-yaml": "~3.14.0",
+                "minimatch": "~3.0.4",
+                "mkdirp": "~1.0.4",
+                "nopt": "~3.0.6",
+                "rimraf": "~3.0.2"
+            },
+            "dependencies": {
+                "glob": {
+                    "version": "7.1.7",
+                    "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
+                    "integrity": "sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==",
+                    "dev": true,
+                    "requires": {
+                        "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"
+                    }
+                },
+                "grunt-cli": {
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@@ -832,6 +1235,16 @@
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@@ -929,12 +1342,124 @@
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@@ -983,6 +1508,15 @@
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@@ -1011,6 +1545,27 @@
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@@ -1021,10 +1576,38 @@
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-            "dev": true
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+                    "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
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@@ -1032,6 +1615,12 @@
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+            "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
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+        },
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@@ -1058,6 +1647,12 @@
                 "amdefine": ">=0.0.4"
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+            "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.1.2.tgz",
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+        },
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@@ -1089,6 +1684,12 @@
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             "dev": true
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+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/supports-preserve-symlinks-flag/-/supports-preserve-symlinks-flag-1.0.0.tgz",
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+        },
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             "resolved": "https://registry.npm.taobao.org/tape/download/tape-0.2.2.tgz",
@@ -1120,6 +1721,15 @@
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+            "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
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+            "dev": true,
+            "requires": {
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@@ -1171,17 +1781,21 @@
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-            "integrity": "sha1-a7rwh3UA02vjTsqlhODbn+8DUgk=",
+        "unc-path-regex": {
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+            "resolved": "https://registry.npmjs.org/unc-path-regex/-/unc-path-regex-0.1.2.tgz",
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-            "resolved": "https://registry.npm.taobao.org/underscore.string/download/underscore.string-2.2.1.tgz",
-            "integrity": "sha1-18D6KvXVoaZ/QlPa7pgTLnM/Dxk=",
-            "dev": true
+            "version": "3.3.6",
+            "resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.3.6.tgz",
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+            "dev": true,
+            "requires": {
+                "sprintf-js": "^1.1.1",
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@@ -1189,11 +1803,23 @@
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             "dev": true
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+            "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-3.2.0.tgz",
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+            "dev": true,
+            "requires": {
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+            }
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-            "version": "1.0.9",
-            "resolved": "https://registry.npm.taobao.org/which/download/which-1.0.9.tgz",
-            "integrity": "sha1-RgwdoPgQED0DIam2M6+eV15kSG8=",
-            "dev": true
+            "version": "1.3.1",
+            "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
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+            "dev": true,
+            "requires": {
+                "isexe": "^2.0.0"
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@@ -1207,6 +1833,12 @@
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             "dev": true
         },
+        "wrappy": {
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+            "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+            "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+            "dev": true
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         "yargs": {
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diff --git a/package.json b/package.json
index 0758d3a..05991c8 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
     "homepage": "http://tujiafe.github.io",
     "author": "tujiafe",
     "devDependencies": {
-        "grunt": "~0.4.5",
+        "grunt": "~1.5.3",
         "grunt-contrib-less": "~0.11.4",
         "grunt-contrib-watch": "~0.6.1",
         "grunt-banner": "~0.2.3",