[#855]Upload file from clipboard for [Ctrl + V]
[#1690] picture switch in issues page
[#1930] Refatored deployment scripts
[#1708] can change task color
[#1813] add placeholder for drag drop event
[#1814] add sly.js and moment.js,  endless scroll
[#1708] can change task color
fix a git conflict
[#1612] put the member_invitation_notification at the top of push_notification, and the member_invitation_notification will be disappear after dealt with
[#1943] fix bug about location of edit date's pop-up
[#1814] use rails to generate the calendar
[#1814] fix the resizeable for scroll endless
[#1814] add pending for month