IPCR add

~ New ~
- IPCR show warning/error on creating existing report
(pending/approve/checked), adding existing output
- IPCR remove output
- IPCR submit
- liste IPCR dept
- method to delete data on session
- alert-reminder, alert-warning
- added ‘remarks’ to ipcr, opcr
- added ‘saved’ to opcr
- added ‘checked’ to ipcr
- css for mpdf

~ Updated ~
- methods on User, Admin, Faculty are protected except before()
- improved program, program_ID, department_ID getter for Admin/Profile
- birthdaypicker support keyboard input
- background on some dropdowns
- moved Controller_Mpdf to Faculty/
- renamed find_* to get_*
- publish & submit opcr merged to submit