Upgrade dependencies (facebook#1522)

* Upgrade dependencies

* Re-add caret

packages/react-scripts/package.json

@@ -23,18 +23,18 @@
     "react-scripts": "./bin/react-scripts.js"
   },
   "dependencies": {
-    "autoprefixer": "6.5.1",
-    "babel-core": "6.17.0",
+    "autoprefixer": "6.7.2",
+    "babel-core": "6.22.1",
     "babel-eslint": "7.1.1",
     "babel-jest": "18.0.0",
     "babel-loader": "6.2.10",
-    "babel-runtime": "^6.20.0",
     "babel-preset-react-app": "^2.0.1",
+    "babel-runtime": "^6.20.0",
     "case-sensitive-paths-webpack-plugin": "1.1.4",
     "chalk": "1.1.3",
     "connect-history-api-fallback": "1.3.0",
     "cross-spawn": "4.0.2",
-    "css-loader": "0.26.0",
+    "css-loader": "0.26.1",
     "detect-port": "1.0.1",
     "dotenv": "2.0.0",
     "eslint": "3.8.1",
@@ -45,18 +45,18 @@
     "eslint-plugin-jsx-a11y": "2.2.3",
     "eslint-plugin-react": "6.4.1",
     "extract-text-webpack-plugin": "1.0.1",
-    "file-loader": "0.9.0",
+    "file-loader": "0.10.0",
     "filesize": "3.3.0",
     "fs-extra": "0.30.0",
     "gzip-size": "3.0.0",
     "html-webpack-plugin": "2.24.0",
-    "http-proxy-middleware": "0.17.2",
+    "http-proxy-middleware": "0.17.3",
     "jest": "18.1.0",
     "json-loader": "0.5.4",
-    "object-assign": "4.1.0",
+    "object-assign": "4.1.1",
+    "postcss-loader": "1.2.2",
     "postcss-cssnext": "^2.9.0",
     "postcss-import": "^9.0.0",
-    "postcss-loader": "1.0.0",
     "postcss-modules-local-by-default": "^1.1.1",
     "promise": "7.1.1",
     "react": "^15.3.0",
@@ -76,13 +76,13 @@
     "webpack": "1.14.0",
     "webpack-dev-server": "1.16.2",
     "webpack-manifest-plugin": "1.1.0",
-    "whatwg-fetch": "1.0.0"
+    "whatwg-fetch": "2.0.2"
   },
   "devDependencies": {
     "react": "^15.3.0",
     "react-dom": "^15.3.0"
   },
   "optionalDependencies": {
-    "fsevents": "1.0.14"
+    "fsevents": "1.0.17"
   }
 }