UPDATE minor dependencies

package.json

@@ -22,13 +22,13 @@
     "roboto-fontface": "^0.7.0",
     "source-sans-pro": "^2.0.10",
     "text-fitter": "0.0.8",
-    "vue": "^2.2.6",
+    "vue": "^2.3.4",
     "vue-router": "^2.3.1"
   },
   "devDependencies": {
     "autoprefixer": "^6.7.2",
     "babel-cli": "^6.24.1",
-    "babel-core": "^6.22.1",
+    "babel-core": "^6.25.0",
     "babel-eslint": "^7.1.1",
     "babel-loader": "^6.2.10",
     "babel-plugin-istanbul": "^4.1.1",
@@ -38,7 +38,7 @@
     "babel-register": "^6.22.0",
     "chai": "^3.5.0",
     "chalk": "^1.1.3",
-    "chromedriver": "^2.27.2",
+    "chromedriver": "^2.30.1",
     "connect-history-api-fallback": "^1.3.0",
     "copy-webpack-plugin": "^4.0.1",
     "cpx": "^1.5.0",
@@ -55,7 +55,7 @@
     "eslint-plugin-standard": "^2.0.1",
     "eventsource-polyfill": "^0.9.6",
     "express": "^4.14.1",
-    "extract-text-webpack-plugin": "^2.0.0",
+    "extract-text-webpack-plugin": "^2.1.2",
     "file-loader": "^0.11.1",
     "friendly-errors-webpack-plugin": "^1.1.3",
     "html-webpack-plugin": "^2.28.0",
@@ -80,7 +80,7 @@
     "optimize-css-assets-webpack-plugin": "^1.3.0",
     "ora": "^1.2.0",
     "phantomjs-prebuilt": "^2.1.14",
-    "postcss": "^6.0.1",
+    "postcss": "^6.0.2",
     "postcss-cssnext": "^2.11.0",
     "rename": "^1.0.4",
     "request": "^2.81.0",
@@ -91,13 +91,13 @@
     "selenium-server": "^3.0.1",
     "semver": "^5.3.0",
     "shelljs": "^0.7.6",
-    "sinon": "^2.1.0",
-    "sinon-chai": "^2.8.0",
+    "sinon": "^2.3.4",
+    "sinon-chai": "^2.11.0",
     "url-exists": "^1.0.3",
     "url-loader": "^0.5.8",
     "vue-loader": "^11.3.4",
     "vue-style-loader": "^2.0.5",
-    "vue-template-compiler": "^2.2.6",
+    "vue-template-compiler": "^2.3.4",
     "webpack": "^2.3.3",
     "webpack-bundle-analyzer": "^2.2.1",
     "webpack-dev-middleware": "^1.10.0",