edited contents add homework
Add homework implemented

Successfully added date and time picker dialog
Deleted comments from add homework

hello
add
Merge branch 'master' of https://github.com/nicholaslum444/NUSBuddy

Conflicts:
	LICENSE.md
	bin/NUSBuddy.apk
	bin/classes.dex
	bin/classes/com/nick/nusbuddy/Announcements.class
	bin/classes/com/nick/nusbuddy/BaseActivity.class
	bin/classes/com/nick/nusbuddy/Drawer.class
	bin/classes/com/nick/nusbuddy/FinalExams.class
	bin/classes/com/nick/nusbuddy/Gradebook.class
	bin/classes/com/nick/nusbuddy/HomePage.class
	bin/classes/com/nick/nusbuddy/R$id.class
	bin/classes/com/nick/nusbuddy/R$layout.class
	bin/classes/com/nick/nusbuddy/R$string.class
	bin/classes/com/nick/nusbuddy/R$style.class
	bin/classes/com/nick/nusbuddy/RefreshableActivity.class
	bin/resources.ap_
	gen/com/nick/nusbuddy/R.java
	license.md
	licensee.md