Update growl.py with missing registration of update notification

Update CHANGES.md

Added line to growl registration which adds common.NOTIFY_GIT_UPDATE as a sickrage notification type.
growl on some systems will not show notification unless it is registered.

CHANGES.md

@@ -47,6 +47,7 @@
 * Add handler for when Trakt returns no results for Add Show/Add Trending Show page
 * Fix image links when anchor child images are not found at Trakt on Add Show/Add Trending Show page
 * Add image to be used when Trakt posters are void on Add Show/Add Trending Show page
+* Fix growl registration not sending sickrage update notification registration.
 
 [develop changelog]
 * Change improve display of progress bars in the Downloads columns of the show list page

sickbeard/notifiers/growl.py

@@ -179,6 +179,7 @@ class GrowlNotifier:
         register.add_notification('Test', True)
         register.add_notification(common.notifyStrings[common.NOTIFY_SNATCH], True)
         register.add_notification(common.notifyStrings[common.NOTIFY_DOWNLOAD], True)
+        register.add_notification(common.notifyStrings[common.NOTIFY_GIT_UPDATE], True)
         
         if opts['password']:
             register.set_password(opts['password'])