chore(package): update react-style-proptype to version 3.0.0 (#187)

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -22,7 +22,7 @@
   ],
   "dependencies": {
     "inline-style-prefixer": "^3.0.2",
-    "react-style-proptype": "^2.0.2"
+    "react-style-proptype": "^3.0.0"
   },
   "devDependencies": {
     "babel-cli": "^6.24.0",