chore(package): update micromatch to version 2.3.10

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -22,7 +22,7 @@
     "lodash.difference": "^4.3.0",
     "lodash.merge": "^4.3.5",
     "lodash.union": "^4.2.0",
-    "micromatch": "^2.3.7",
+    "micromatch": "^2.3.10",
     "mkdirp": "^0.5.1",
     "postcss-loader": "^0.9.1",
     "posthtml-loader": "^0.9.0",