Rebranding: replace Vector by Riot everywhere in the git and github repos

- Rename VectorDesignValues with RiotDesignValues

Riot/ViewController/RoomFilesSearchViewController.m

@@ -1,5 +1,6 @@
 /*
  Copyright 2016 OpenMarket Ltd
+ Copyright 2017 Vector Creations Ltd
 
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
@@ -23,7 +24,7 @@
 #import "FilesSearchCellData.h"
 #import "FilesSearchTableViewCell.h"
 
-#import "VectorDesignValues.h"
+#import "RiotDesignValues.h"
 
 #import "RageShakeManager.h"
 
@@ -44,7 +45,7 @@
     [super finalizeInit];
     
     // Setup `MXKViewControllerHandling` properties
-    self.defaultBarTintColor = kVectorNavBarTintColor;
+    self.defaultBarTintColor = kRiotNavBarTintColor;
     self.enableBarTintColorStatusChange = NO;
     self.rageShakeManager = [RageShakeManager sharedManager];
 }