Change session name 'username' to 'githubID'
New attendance input moved on the modal.

refs #9
Add 'memo' column in Attendance table.
Add memo into Attendance Model and Fix Saving.
Fix Update, Save, Delete Attendance.
Fix Fetch memo

refs#10
Show comment as tooltip.

refs #11
Merge branch 'feature/comment#4' into develop
Merge branch 'feature/show-comment#11' into develop
Add created and updated datetime at person table.
Sort perple of program by created_at.
Merge branch 'feature/people-order#8' into develop
Fix insert and update person.
Merge branch 'release/1.0'