Merge pull request #53 from PlumLabs/ed/generate_quota

Generate structure of fees
missing name field in new Item Fee
Wrong information showing, Type Staff
As an User, I want see in dasboard Type Exam
add field date delivered, show column in table index.
Merge pull request #54 from PlumLabs/ra/fix_minus_error

Ra/fix minus error
Change type of start and end time in schedule and remove gcal gem.
Merge pull request #55 from PlumLabs/sc/change_column_in_schedule

Change type of start and end time in schedule and remove gcal gem.
Add print list of students and its fees