chore(package): update react-redux to version 7.0.0

Closes #46

Author: greenkeeper[bot]

package.json

@@ -97,7 +97,7 @@
     "onchange": "^3.2.0",
     "react": "^16.0.0",
     "react-dom": "^16.0.0",
-    "react-redux": "^5.0.6",
+    "react-redux": "^7.0.0",
     "react-router-config": "^1.0.0-beta.4",
     "react-router-dom": "^4.2.2",
     "react-router-fetch": "^2.2.0",