+ Add animation for modules swaps
+ Add always / error callbacks to $.post requests
+ Remove usages of deprecated variables & functions
+ Format code, apply naming conventions

* Add role for the person who teacher and curator in the same time and remove odd user_roles.sql from root of project
* Fix and move sql file with curators_groups table
* Remove  from sidePanel disciplines and sheets
* Fix bug with showing to any user link to office

+ Font awesome icons
+ Split js code into functions
+ Improved appearance

- Complex report optimization
- Max rate calculation optimization

Client js tried to get (incorrectly) discipline id from URL and got error at the server side.