KAZOO-505: fix function header

Conflicts:
	ecallmgr/src/ecallmgr_call_command.erl
KAZOO-505: add flag to conference dialplan for whether to use channel_move

MAZOO-505: formatting update

KAZOO-505: add remote join code back to the mix
KAZOO-505: final updates to restore old conference bridging
KAZOO-505: add more switch related fields back