Convert login reducer state to an immutable record.

src/containers/ConnectPage.js

@@ -33,8 +33,7 @@ class ConnectPage extends React.Component {
         const { actions, login, router, socket } = props;
         if (socket.state === STATE_OPEN)
         {
-            const loginStatus = login.get("status");
-            switch (loginStatus) {
+            switch (login.status) {
                 case LOGIN_STATUS_UNKNOWN:
                     actions.login.getStatus();
                     break;

src/containers/Footer.js

@@ -13,17 +13,17 @@ const Footer = ({ login, socket }) => {
                 url={socket.url}
             />
             <LoginStatusPane
-                status={login.get("status")}
-                username={login.get("username")}
-                motd={login.get("motd")}
-                reason={login.get("reason")}
+                status={login.status}
+                username={login.username}
+                motd={login.motd}
+                reason={login.reason}
             />
         </footer>
     );
 };
 
 Footer.propTypes = {
-    login:  ImmutablePropTypes.map.isRequired,
+    login:  ImmutablePropTypes.record.isRequired,
     socket: ImmutablePropTypes.record.isRequired
 };
 

src/containers/RoomsPane.js

@@ -61,7 +61,7 @@ RoomsPane.propTypes = {
 };
 
 const mapStateToProps = (state) => ({
-    loginUserName: state.login.get("username"),
+    loginUserName: state.login.username,
     rooms:         state.rooms
 });
 

src/createRoutes.js

@@ -14,7 +14,7 @@ const createRoutes = (store) => {
     const requireLoggedIn = (nextState, replaceState) => {
         let { socket, login } = store.getState();
         if (socket.state !== STATE_OPEN ||
-                login.get("status") !== LOGIN_STATUS_SUCCESS)
+                login.status !== LOGIN_STATUS_SUCCESS)
         {
             replaceState({}, "/");
         }

src/reducers/login.js

@@ -13,10 +13,15 @@ import {
     LOGIN_STATUS_FAILURE
 } from "../constants/login";
 
-const initialState = Immutable.Map({
-    status: LOGIN_STATUS_UNKNOWN
+const LoginRecord = Immutable.Record({
+    status:   LOGIN_STATUS_UNKNOWN,
+    username: undefined,
+    motd:     undefined,
+    reason:   undefined
 });
 
+const initialState = new LoginRecord();
+
 const reduceReceiveMessage = (state, message) => {
     const { variant, data } = message;