* Enable Pro plan - WIP
* no pricing page if have no paid plans
* Set pricing ids in env
* views & submissions FREE for all
* extra param for env
* form password FREE for all
* Custom Code is PRO feature
* Replace codeinput prism with codemirror
* Better form Cleaning message
* Added risky user email spam protection
* fix form cleaning
* Pricing page new UI
* form cleaner
* Polish changes
* Fixed tests
---------
Co-authored-by: Julien Nahum <julien@nahum.net>