nasty big monolithic commit of a whole bunch of UI/UX improvements:

- add a simple CSS template across the app for navigation & cosmetics
 - split login into login & register, and totally reskin it
 - restructure room CSS to play nicely with it
 - implement basis 1:1 chat from user pages
 - disable autofocus on iOS to improve UX

webclient/room/room-controller.js

@@ -388,18 +388,13 @@ angular.module('RoomController', ['ngSanitize', 'mFileInput'])
         matrixService.invite($scope.room_id, user_id).then(
             function() {
                 console.log("Invited.");
-                $scope.feedback = "Request for invitation succeeds";
+                $scope.feedback = "Invite sent successfully";
             },
             function(reason) {
                 $scope.feedback = "Failure: " + reason;
             });
     };
 
-    // Open the user profile page
-    $scope.goToUserPage = function(user_id) {
-        $location.url("/user/" + user_id);
-    };
-
     $scope.leaveRoom = function() {
         
         matrixService.leave($scope.room_id).then(