update deps

Author: somus

package.json

@@ -37,7 +37,7 @@
     "express": "^4.13.4",
     "isomorphic-fetch": "^2.2.1",
     "limax": "^1.3.0",
-    "mongoose": "^4.4.19",
+    "mongoose": "^4.4.20",
     "react": "^15.1.0",
     "react-dom": "^15.1.0",
     "react-helmet": "^3.1.0",
@@ -63,12 +63,12 @@
     "copy-webpack-plugin": "^3.0.1",
     "css-loader": "^0.23.1",
     "css-modules-require-hook": "^4.0.1",
-    "cssnano": "^3.6.2",
+    "cssnano": "^3.7.0",
     "deep-freeze": "0.0.1",
     "eslint": "^2.11.1",
     "eslint-config-airbnb": "^9.0.1",
     "eslint-plugin-import": "^1.8.1",
-    "eslint-plugin-jsx-a11y": "^1.2.2",
+    "eslint-plugin-jsx-a11y": "^1.3.0",
     "eslint-plugin-react": "^5.1.1",
     "expect": "^1.20.1",
     "extract-text-webpack-plugin": "^1.0.1",
@@ -77,7 +77,7 @@
     "mocha": "^2.5.3",
     "nodemon": "^1.9.2",
     "null-loader": "^0.1.1",
-    "postcss-cssnext": "^2.5.2",
+    "postcss-cssnext": "^2.6.0",
     "postcss-focus": "^1.0.0",
     "postcss-loader": "^0.9.1",
     "postcss-reporter": "^1.3.3",