Add gem 'better_errors'
Update bigbluebutton-api-ruby and bigbluebutton_rails
Show right count on manager users
Use newer version of forgery to avoid timezone bug
Small improvement checking whether a space logo is being cropped

refs #1049
Fix wrong test for User

Tests were passing, but the setup before the test was wrong.
Fix recursive redirect to /user/login

After 1358a1f6a87e7

refs #1231
Use select2 for timezones refs #275
Use select2 for timezones in sites/edit

Complements f8a672a

refs #275
Fix permissions for join requests

Inviting people to join a space was giving permissions errors.

refs #1252
Update mweb_events

refs #1226
Merge remote-tracking branch 'upstream/branch-v2' into branch-v2

Conflicts:
	app/assets/javascripts/app/users/edit.js.coffee