KAZOO-243: format the error for logging purposes
KAZOO-243: maybe move channel during 'call_pickup' command
AKZOO-243: track FreeSWITCH node capabilities
KAZOO-243: lookup worker by node name
KAZOO-243: add conditional move flag
KAZOO-243: cleanup specs and unused code
KAZOO-243: add some more capabilities, and find the server pid if the node name is passed
KAZOO-243: validate that the move can be accomplished
KAZOO-243: fix test of move-ability of nodes
KAZOO-243: query capabilities of the node
KAZOO-243: add node capabilities to the summary/detail output
KAZOO-243: add a foreach/2 to wh_json
KAZOO-243: formatting