#546 * Made `core.accessability` a required plugin.
#546
* Made `core.accessability` a required plugin.

CommandPost/CommandPost,fcpxhacks/fcpxhacks,CommandPost/CommandPost,cailyoung/CommandPost,fcpxhacks/fcpxhacks,cailyoung/CommandPost,CommandPost/CommandPost,cailyoung/CommandPost