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

Closes #180

Author: greenkeeper[bot]

package.json

@@ -35,7 +35,7 @@
     "react-color": "^2.13.8",
     "react-dom": "^16.2.0",
     "react-fontawesome": "^1.6.1",
-    "react-redux": "^5.0.6",
+    "react-redux": "^7.0.0",
     "react-router": "^4.2.0",
     "react-router-dom": "^4.2.2",
     "react-rte": "^0.15.0",