fix(eslint-flowtypes): Enable plugin:flowtype/recommended

Ignore all of flow-typed

The module_vx.x.x.js's purpose is mysterious and it's causing lint failures on
CI. Excluding it seems reasonable.

.eslintignore

@@ -33,7 +33,7 @@ app/node_modules
 
 # flow-typed
 flow-typed/npm/*
-!flow-typed/npm/module_vx.x.x.js
+flow-typed/module_vx.x.x.js
 
 # App packaged
 release

.eslintrc

@@ -6,7 +6,8 @@
   },
   "extends": [
     "airbnb",
-    "plugin:react/recommended"
+    "plugin:react/recommended",
+    "plugin:flowtype/recommended"
   ],
   "env": {
     "browser": true,

app/store/configureStore.dev.js

@@ -8,7 +8,7 @@ import ipc from '../reducers/ipc'
 
 const history = createHashHistory()
 
-const configureStore = (initialState?: counterStateType) => {
+const configureStore = (initialState) => {
   // Redux Configuration
   const middleware = []
   const enhancers = []