Update all dependencies (#36)

css-loader: cleaner error messages
babel-loader: cleaner syntax errors
yargs: we no longer need to return yargs in commands
del: LOL -> sindresorhus/del@c5dbf30

lib/commands/Commands.js

@@ -57,7 +57,6 @@ class Commands {
             yargs.example(example);
           }
           yargs.usage(command.summary);
-          return yargs;
         }
       );
     }

package.json

@@ -32,38 +32,37 @@
   "license": "MIT",
   "dependencies": {
     "add-asset-html-webpack-plugin": "1.0.2",
-    "babel-core": "6.13.2",
-    "babel-loader": "6.2.4",
+    "babel-core": "6.14.0",
+    "babel-loader": "6.2.5",
     "babel-plugin-module-alias": "1.6.0",
     "babel-plugin-react-transform": "2.0.2",
     "babel-plugin-transform-decorators-legacy": "1.3.4",
     "babel-plugin-transform-runtime": "6.12.0",
-    "babel-preset-es2015": "6.13.2",
+    "babel-preset-es2015": "6.14.0",
     "babel-preset-react": "6.11.1",
     "babel-preset-stage-0": "6.5.0",
     "babel-runtime": "6.11.6",
     "chalk": "1.1.3",
     "connect-history-api-fallback": "1.3.0",
-    "copy-template-dir": "1.2.1",
+    "copy-template-dir": "1.3.0",
     "copy-webpack-plugin": "3.0.1",
-    "css-loader": "0.23.1",
+    "css-loader": "0.24.0",
     "deasync": "0.1.7",
-    "del": "2.2.1",
+    "del": "2.2.2",
     "express": "4.14.0",
     "extract-text-webpack-plugin": "2.0.0-beta.3",
     "file-loader": "0.9.0",
     "friendly-errors-webpack-plugin": "~1.0.3",
     "happypack": "2.2.1",
     "html-webpack-plugin": "2.22.0",
-    "http-proxy-middleware": "0.17.0",
+    "http-proxy-middleware": "0.17.1",
     "js-yaml": "3.6.1",
     "json-loader": "0.5.4",
-    "lodash.find": "4.5.1",
-    "lodash.groupby": "4.5.1",
-    "lodash.merge": "4.5.1",
-    "node-notifier": "4.6.0",
+    "lodash.find": "4.6.0",
+    "lodash.groupby": "4.6.0",
+    "lodash.merge": "4.6.0",
+    "node-notifier": "4.6.1",
     "open": "0.0.5",
-    "postcss-loader": "0.9.1",
     "react-transform-catch-errors": "1.0.2",
     "react-transform-hmr": "1.0.4",
     "redbox-noreact": "1.1.0",
@@ -74,18 +73,18 @@
     "webpack": "2.1.0-beta.20",
     "webpack-dev-middleware": "1.6.1",
     "webpack-hot-middleware": "2.12.2",
-    "yargs": "4.8.1"
+    "yargs": "5.0.0"
   },
   "devDependencies": {
     "ava": "^0.16.0",
-    "coveralls": "^2.11.9",
-    "expect": "^1.19.0",
+    "coveralls": "^2.11.12",
+    "expect": "^1.20.2",
     "gh-pages": "^0.11.0",
-    "gitbook-cli": "^2.1.3",
-    "nightmare": "^2.5.2",
-    "nyc": "^7.1.0",
+    "gitbook-cli": "^2.3.0",
+    "nightmare": "^2.6.1",
+    "nyc": "^8.1.0",
     "pkg-dir": "^1.0.0",
-    "portfinder": "^1.0.3",
+    "portfinder": "^1.0.7",
     "strip-ansi": "^3.0.1",
     "temp": "^0.8.3",
     "tmatch": "^2.0.1"