diff --git a/yarn.lock b/yarn.lock
index d3c5e98..3967232 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3,12 +3,12 @@
 
 
 "@types/babel-types@*", "@types/babel-types@^7.0.0":
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/@types/babel-types/-/babel-types-7.0.0.tgz#4beb190e239fe05bac5e57e8d8376cab4f20c65c"
+  version "7.0.9"
+  resolved "https://registry.yarnpkg.com/@types/babel-types/-/babel-types-7.0.9.tgz#01d7b86949f455402a94c788883fe4ba574cad41"
 
 "@types/babylon@^6.16.2":
-  version "6.16.2"
-  resolved "https://registry.yarnpkg.com/@types/babylon/-/babylon-6.16.2.tgz#062ce63b693d9af1c246f5aedf928bc9c30589c8"
+  version "6.16.5"
+  resolved "https://registry.yarnpkg.com/@types/babylon/-/babylon-6.16.5.tgz#1c5641db69eb8cdf378edd25b4be7754beeb48b4"
   dependencies:
     "@types/babel-types" "*"
 
@@ -1411,7 +1411,7 @@ consolidate@^0.14.0:
   dependencies:
     bluebird "^3.1.1"
 
-constantinople@^3.0.1:
+constantinople@^3.0.1, constantinople@^3.1.2:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/constantinople/-/constantinople-3.1.2.tgz#d45ed724f57d3d10500017a7d3a889c1381ae647"
   dependencies:
@@ -1455,7 +1455,11 @@ copy-concurrently@^1.0.0:
     rimraf "^2.5.4"
     run-queue "^1.0.0"
 
-core-js@^2.4.0, core-js@^2.5.0:
+core-js@^2.4.0:
+  version "2.6.12"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.12.tgz#d9333dfa7b065e347cc5682219d6f690859cc2ec"
+
+core-js@^2.5.0:
   version "2.5.3"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.3.tgz#8acc38345824f16d8365b7c9b4259168e8ed603e"
 
@@ -1960,8 +1964,8 @@ estraverse@^4.1.0, estraverse@^4.1.1:
   resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-4.2.0.tgz#0dee3fed31fcd469618ce7342099fc1afa0bdb13"
 
 esutils@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64"
 
 etag@~1.8.1:
   version "1.8.1"
@@ -2894,10 +2898,14 @@ lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
-lodash@^4.14.0, lodash@^4.17.2, lodash@^4.17.3, lodash@^4.17.4:
+lodash@^4.14.0, lodash@^4.17.2, lodash@^4.17.3:
   version "4.17.5"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.5.tgz#99a92d65c0272debe8c96b6057bc8fbfa3bed511"
 
+lodash@^4.17.4:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+
 log-symbols@^2.1.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-2.2.0.tgz#5740e1c5d6f0dfda4ad9323b5332107ef6b4c40a"
@@ -3758,30 +3766,30 @@ public-encrypt@^4.0.0:
     parse-asn1 "^5.0.0"
     randombytes "^2.0.1"
 
-pug-attrs@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/pug-attrs/-/pug-attrs-2.0.2.tgz#8be2b2225568ffa75d1b866982bff9f4111affcb"
+pug-attrs@^2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/pug-attrs/-/pug-attrs-2.0.4.tgz#b2f44c439e4eb4ad5d4ef25cac20d18ad28cc336"
   dependencies:
     constantinople "^3.0.1"
     js-stringify "^1.0.1"
-    pug-runtime "^2.0.3"
+    pug-runtime "^2.0.5"
 
 pug-code-gen@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/pug-code-gen/-/pug-code-gen-2.0.0.tgz#96aea39a9e62f1ec5d2b6a5b42a29d528c70b43d"
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/pug-code-gen/-/pug-code-gen-2.0.3.tgz#122eb9ada9b5bf601705fe15aaa0a7d26bc134ab"
   dependencies:
-    constantinople "^3.0.1"
+    constantinople "^3.1.2"
     doctypes "^1.1.0"
     js-stringify "^1.0.1"
-    pug-attrs "^2.0.2"
-    pug-error "^1.3.2"
-    pug-runtime "^2.0.3"
+    pug-attrs "^2.0.4"
+    pug-error "^1.3.3"
+    pug-runtime "^2.0.5"
     void-elements "^2.0.1"
     with "^5.0.0"
 
-pug-error@^1.3.2:
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/pug-error/-/pug-error-1.3.2.tgz#53ae7d9d29bb03cf564493a026109f54c47f5f26"
+pug-error@^1.3.2, pug-error@^1.3.3:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/pug-error/-/pug-error-1.3.3.tgz#f342fb008752d58034c185de03602dd9ffe15fa6"
 
 pug-filters@^2.1.5:
   version "2.1.5"
@@ -3824,9 +3832,9 @@ pug-parser@^4.0.0:
     pug-error "^1.3.2"
     token-stream "0.0.1"
 
-pug-runtime@^2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/pug-runtime/-/pug-runtime-2.0.3.tgz#98162607b0fce9e254d427f33987a5aee7168bda"
+pug-runtime@^2.0.3, pug-runtime@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/pug-runtime/-/pug-runtime-2.0.5.tgz#6da7976c36bf22f68e733c359240d8ae7a32953a"
 
 pug-strip-comments@^1.0.2:
   version "1.0.2"