Merge pull request #76 from Nurhashimah/master

#549 -  Fix Staff Attendance - status page
Merge pull request #77 from Nurhashimah/master

Fixes on Student Attendances for missing classes (weeklytimetable_detail...
Merge pull request #78 from Nurhashimah/master

minor fixes on travel claims - model -index - status
misc fixes - staff appraisal(pending validation), fix year start for pension confirmation date & travel request - (staff name+grade+unit) reviesd