KAZOO-938: Crossbar module list needs to be updated

The list of crossbar module in whistle_apps/apps/crossbar/priv/crossbar.config hasn't been updated in some time, so people have to manually edit it when deploying a new cluster.

This updated list should fix this issue.
KAZOO-938: Crossbar module list needs to be updated

The list of crossbar module in https://github.com/2600hz/kazoo/blob/master/whistle_apps/apps/crossbar/priv/crossbar.config hasn't been updated in some time, so people have to manually edit it when deploying a new cluster.

This list should be up to date now and free of typos (hopefully :P)
Merge pull request #39 from x974/master

KAZOO-938: Crossbar module list needs to be updated

Looks good. Merci beaucoup gros!