Add extension methods for view controller containment on UIViewController and add convenient method to remove back bar button title when pushing a view controller on UINavigationViewController.
Add extension methods for view controller containment on UIViewController and add convenient method to remove back bar button title when pushing a view controller on UINavigationViewController.

vector-im/riot-ios,vector-im/riot-ios,vector-im/riot-ios,vector-im/vector-ios,vector-im/riot-ios,vector-im/riot-ios,vector-im/vector-ios,vector-im/riot-ios,vector-im/vector-ios