Merge pull request #24 from Brianified/master

added changes
Updated UI
Fixed the acceptance content and updated a few UI.
The notification is working.
The notification is working.
A lot of UI beautifications...
The notification is working.
need to finish modify/delete emp and room
Merge remote-tracking branch 'origin/master'

Conflicts:
	MeetingScheduler/src/scheduler/gui/MeetingDetailsPanel.java
Merge pull request #25 from shanyiming/master

admin stuff
modified for admin