check for total classes
Merge pull request #31 from nkmittal4994/edit_subject

check for total classes - nikhil
new period check
period validation: from_date < to
php checking for total classes within range
Merge pull request #32 from nkmittal4994/edit_subject

new period validation by js  - nikhil
Changed to checking in new period
Changed the background color for admin and teacher
attendance check,should be less than total attendance
validation of attendance input
check:attendance of student shud be less than total classes
total attendance calculation and options
Merge pull request #35 from nkmittal4994/teacher

feed button validation - Nikhil
Removed client side validation for new period
fixed the merge conflicts
Merge pull request #36 from tusharaheja/atendance

total attendance calculation and options - tushar
Changes to the total attendance layout
js check for total classed removed for d time being
Merge pull request #37 from nkmittal4994/teacher

js check for total classed removed for d time being - nikhil
js check removed