Removed support for recurring task, made timed task and deadline task test fail, written code for testing floating tagged tasks
Added passing test for deadline tasks
Made last taskmanager test testing for ability to build timed task pass
now start and end time can be shown in the taskpane
Set shortcut to minimize window. ctrl-m
Merge branch 'delon-ui' into junhao-finish-unittesting

Conflicts:
	src/tareas/gui/DetailedClassViewGenerator.java
Added 30 failing test cases, skeleton for integration testing in controllerTests
Abstracted some stuff in controller into private methods, now supports search by showing task info to user through GUI
Removed backup and categorize support
Added new method for user to call /help, abstracted more methods in the controller and now waiting for support from the various places
Added more useful feedback for when command is not recognized or has slight errors
Added more useful feedback to the user for most action type except for editing and adding, pushing to github to allow others to see and support the actions that we need to support
merge master