Dont generate SIP Secret if device was previously saved with no SIP Secret
FREEPBX-6993 #comment Add new toll free route to core wizard
FREEPBX-6915 - add noextmap class to prevent fields from being checked against the extmap
FREEPBX-6318 #Resolve #Comment don't captialize w and in fact change W to w in prepend
FREEPBX-6902 #resolve if featurecode is disabled, set it to blank, otherwise it will not be changed