login: Fix login redirection when came_from not set.

login: Moved method out of login view.

setup: Remove DB setting entry from rhodecode setup code.

authn: Add whitespace stripping to authentication plugin settings.

colander: Add a colander preparer to remove trailing/leading whitespace.

authn: Add container authentication plugin again.

authn: Add an INI option to set an authentication plugin fallback. #3953 If you set 'rhodecode.auth_plugin_fallback = egg:rhodecode-enterprise-ce#rhodecode' in your INI file the rhodecode auth plugin is always appended to the list of plugins that are used for authentication.

i18n: Use new translation string factory. - Use the translation factory create in rhodecode.translation instead of creating multiple instances in each module.

i18n: Add module that creates a translation string factory.

cleanup: remove duplicate js dependancy