Replaced remaining parts of app to use Redux.

client/src/redux/user/user.reducer.js

@@ -2,7 +2,8 @@ import UserActionTypes from "./user.types";
 
 const INITIAL_STATE = {
   currentUser: {
-    authorized: null
+    authorized: null,
+    language: "en_US"
   },
   error: null
 };
@@ -27,9 +28,15 @@ const userReducer = (state = INITIAL_STATE, action) => {
         error: null,
         currentUser: { authorized: false }
       };
+    case UserActionTypes.SET_USER_LANGUAGE:
+      return {
+        ...state,
+        language: action.payload
+      };
     case UserActionTypes.SIGN_IN_FAILURE:
     case UserActionTypes.SIGN_OUT_FAILURE:
     case UserActionTypes.EMAIL_SIGN_UP_FAILURE:
+      console.log("Reduced getting called.");
       return {
         ...state,
         error: action.payload