chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

Author: greenkeeperio-bot

yarn.lock

@@ -557,10 +557,6 @@ block-stream@*:
   dependencies:
     inherits "~2.0.0"
 
-bluebird@^3.4.7:
-  version "3.5.0"
-  resolved "https://registry.npmjs.org/bluebird/-/bluebird-3.5.0.tgz#791420d7f551eea2897453a8a77653f96606d67c"
-
 bluebird@^3.5.1:
   version "3.5.1"
   resolved "https://registry.npmjs.org/bluebird/-/bluebird-3.5.1.tgz#d9551f9de98f1fcda1e683d17ee91a0602ee2eb9"
@@ -1774,7 +1770,7 @@ es-abstract@^1.4.3:
     is-callable "^1.1.3"
     is-regex "^1.0.3"
 
-es-abstract@^1.7.0:
+es-abstract@^1.5.1, es-abstract@^1.7.0:
   version "1.10.0"
   resolved "https://registry.npmjs.org/es-abstract/-/es-abstract-1.10.0.tgz#1ecb36c197842a00d8ee4c2dfd8646bb97d60864"
   dependencies:
@@ -2566,16 +2562,17 @@ html-minifier@^3.2.3:
     relateurl "0.2.x"
     uglify-js "3.0.x"
 
-html-webpack-plugin@^2.30.1:
-  version "2.30.1"
-  resolved "https://registry.npmjs.org/html-webpack-plugin/-/html-webpack-plugin-2.30.1.tgz#7f9c421b7ea91ec460f56527d78df484ee7537d5"
+html-webpack-plugin@^3.0.4:
+  version "3.0.4"
+  resolved "https://registry.npmjs.org/html-webpack-plugin/-/html-webpack-plugin-3.0.4.tgz#498c10f40f99a339fbf3d87c5a80acf8cbea8e9b"
   dependencies:
-    bluebird "^3.4.7"
     html-minifier "^3.2.3"
     loader-utils "^0.2.16"
     lodash "^4.17.3"
     pretty-error "^2.0.2"
+    tapable "^1.0.0"
     toposort "^1.0.0"
+    util.promisify "1.0.0"
 
 htmlparser2@~3.3.0:
   version "3.3.0"
@@ -3992,6 +3989,13 @@ object-visit@^0.3.4:
   dependencies:
     isobject "^2.0.0"
 
+object.getownpropertydescriptors@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.0.3.tgz#8758c846f5b407adab0f236e0986f14b051caa16"
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.5.1"
+
 object.omit@^2.0.0:
   version "2.0.1"
   resolved "https://registry.npmjs.org/object.omit/-/object.omit-2.0.1.tgz#1a9c744829f39dbb858c76ca3579ae2a54ebd1fa"
@@ -6169,6 +6173,13 @@ util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
 
+[email protected]:
+  version "1.0.0"
+  resolved "https://registry.npmjs.org/util.promisify/-/util.promisify-1.0.0.tgz#440f7165a459c9a16dc145eb8e72f35687097030"
+  dependencies:
+    define-properties "^1.1.2"
+    object.getownpropertydescriptors "^2.0.3"
+
 [email protected], util@^0.10.3:
   version "0.10.3"
   resolved "https://registry.npmjs.org/util/-/util-0.10.3.tgz#7afb1afe50805246489e3db7fe0ed379336ac0f9"