The usersInRole counts is sometimes that exceed the limit.

* More sync with `more-streams`

* Use super instead of _initModel for models

* Change file encoding

* Fix last commit

* Fix data find

* Remove sync methods

* Fix last commit

* Prevent uncessary finds

changed method name 'privateRoom.list' to 'AllGroup.list'

* Remove double error trhow

* Fix channel name changed

* Fix not sending notifications for old messages

* Add option to silence adding users to room

* Silence adding existing users to room

* Add try/catch in set avatar to prevent timeout issues

* Save topic message in correct date/time

* Add logs

* Fix scoped permission verification when no scope passed

* Refactor room settings

* Add room setting to require code to join

* Add role to disable/enable channel preview

* Add message to inform user

* More admin checks

# Conflicts:
#	packages/rocketchat-lib/server/methods/insertOrUpdateUser.coffee

* missing server side validation

# Conflicts:
#	packages/rocketchat-ui-flextab/flex-tab/tabs/userEdit.coffee

* Remove last admin check for removeUserFromRoom

* Move and fix last admin check for role removal

Check was on change admin status method, but that didn’t catch direct removal of user from role admin view.

* Fix last admin check for insert/update/delete user

Was checking if only one admin but not if the updated user was admin, preventing all updates.

* Allow translation of last admin error

* Fix assigning admin permission bypass