Changelog:

- Added new command for admins to stop a certain player or all players from showing views.

Usage:
/cv admin stop <player/all>
Tabcompletion has been added to the command and only players who are showing views at the time will be added.

- Improved tab completion
- Fixed an issue, when showing a view in another world, when the 'smooth' movement is enabled and not working properly
- Fixed an issue where players will be kicked for flying