Added feature to allow user to have a wildcard for selecting "Any Pipeline" or "Any Stage" within a pipeline when subscribing to email notifications.
Removing redundant else.
Removing dead code from test.
Moving check against ANY_PIPELINE and ANY_STAGE from UserService to NotificationFilter.
Merge pull request #466 from lcs777/master

Added feature to allow user to have a wildcard for selecting "Any Pipeli...