can now add items to shopping list through dialog
can now add new items to the chores list through dialog
slight gui improvments
Merge branch 'master' into shoppinglist

Conflicts:
	app/src/main/java/group7/umt/edu/roommateforum/NavigationDrawerFragment.java
	app/src/main/res/menu/main.xml
	app/src/main/res/values/strings.xml
fixed string merge issue
Merge branch 'shoppinglist'
fixed layout issues on chore and shopping page
Merge branch 'shoppinglist'