Add possibility to search on:
- from:me
- has:star
- has:url|has:link
- is:pinned|has:pin
- has:location|has:map
- before:dd-MM-yyyy
- after:dd-MM-yyyy
- on:dd-MM-yyyy
- order|sort:asc|ascend|ascending|desc|descend|descending

Additionally:
- Returns an error for invalid domains (on registration)
- Moves "insertOrUpdateUser" method code to a function

Additionally:
- Remove wrong translation for custom fields
- Move save custom field code to function

* 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

* moving from coffee to js

* renaming method