promote bbb-webhooks to a well-supported module (removed from labs)

bbb-webhooks/.gitignore

bbb-webhooks/.nvmrc

bbb-webhooks/README.md

bbb-webhooks/app.js

bbb-webhooks/application.coffee

bbb-webhooks/callback_emitter.coffee

bbb-webhooks/config.coffee

bbb-webhooks/config/bbb-webhooks.logrotate

bbb-webhooks/config/monit-bbb-webhooks

bbb-webhooks/config/upstart-bbb-webhooks.conf

bbb-webhooks/config/webhooks.nginx

bbb-webhooks/config_local.coffee.example

bbb-webhooks/extra/events.js

bbb-webhooks/extra/post_catcher.js

bbb-webhooks/hook.coffee

bbb-webhooks/id_mapping.coffee

bbb-webhooks/log/.gitkeep

bbb-webhooks/logger.coffee

bbb-webhooks/package.json

bbb-webhooks/utils.coffee