Optimized current_user variable to hold the type of the user logged in, instead of the name.
!if for example lavholsb logs in -> current_user holds "guest" -> to fix
Depending on the current user logged in, the right type of calendar will be loaded: standard <> modifiable
refactored generic_calendar.js
Merge remote-tracking branch 'origin/schedule-editor' into schedule-editor
added calendar_onload (fixme)