update dependencies

package.json

@@ -31,30 +31,30 @@
   "devDependencies": {
     "art-template": "4.12.2",
     "art-template-loader": "1.4.3",
-    "autoprefixer": "^8.1.0",
-    "babel-core": "^6.26.0",
+    "autoprefixer": "^8.6.2",
+    "babel-core": "^6.26.3",
     "babel-loader": "^7.1.4",
-    "babel-preset-env": "^1.6.1",
-    "cross-env": "^5.1.4",
-    "css-loader": "^0.28.10",
-    "eslint": "^4.18.2",
+    "babel-preset-env": "^1.7.0",
+    "cross-env": "^5.2.0",
+    "css-loader": "^0.28.11",
+    "eslint": "^4.19.1",
     "eslint-loader": "^2.0.0",
-    "git-revision-webpack-plugin": "^2.5.1",
-    "mini-css-extract-plugin": "0.2.0",
-    "node-sass": "^4.7.2",
-    "postcss-loader": "^2.1.1",
-    "sass-loader": "^6.0.7",
-    "style-loader": "^0.20.3",
+    "git-revision-webpack-plugin": "^3.0.3",
+    "mini-css-extract-plugin": "0.4.0",
+    "node-sass": "^4.9.0",
+    "postcss-loader": "^2.1.5",
+    "sass-loader": "^7.0.3",
+    "style-loader": "^0.21.0",
     "svg-inline-loader": "0.8.0",
     "template-string-optimize-loader": "^2.2.3",
     "url-loader": "^1.0.1",
-    "webpack": "^4.1.1",
-    "webpack-cli": "2.0.12",
-    "webpack-dev-server": "^3.1.1"
+    "webpack": "^4.12.0",
+    "webpack-cli": "3.0.6",
+    "webpack-dev-server": "^3.1.4"
   },
   "dependencies": {
     "balloon-css": "^0.5.0",
-    "promise-polyfill": "7.1.0",
+    "promise-polyfill": "8.0.0",
     "smoothscroll": "0.4.0"
   }
 }