Merge pull request #21 from lothar243/shoppinglist

Shoppinglist
Merge branch 'shoppinglist'
commented out code for 'Example Action' in nav bar
Added detail popup for money page

Clicking on a roommate now displays a popup with the complete breakdown
of all current debts to/from them.
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
fixed layout issues on chore and shopping page