Changed to one actionController and changed update
Tried to fix update method
Changed keyword parsing algorithm

to fix issue #156 and # 181
Changed date parsing algorithm for #156
Merge pull request #182 from cs2103aug2014-w13-1c/jin/gui

Jin/gui
Merge branch 'staging' into ryan/controller

Conflicts:
	src/app/controllers/ActionController.java
	src/app/controllers/CommandController.java
Fixed update/delete/done to work with search view
Added parsing for different display options
Replaced dialogs with notification
Changed the position of the notification to top right
removed extra test libraries and tests
Merge branch 'staging' of https://github.com/cs2103aug2014-w13-1c/main into jolly/gui
Merge branch 'jin/gui' of https://github.com/cs2103aug2014-w13-1c/main into jolly/gui