Fix missing helper in UsersController

Author: root

Diff for: lib/redmine_git_hosting/patches/users_controller_patch.rb

@@ -14,6 +14,7 @@ def self.included(base)
           alias_method_chain :destroy, :git_hosting
 
           helper :gitolite_public_keys
+          helper :redmine_bootstrap_kit
         end
       end