untested--gets picture url
should show image once added
more queries for contact
can load pictures

does not save new ones yet
added permission
Merge remote-tracking branch 'origin/picture'

Conflicts:
	res/layout/activity_new_iou.xml
	src/com/example/wmm/NewIouActivity.java
	src/models/IouDBManager.java
Merge branch 'master' of https://github.com/ranokmai/wmm

Conflicts:
	src/com/example/wmm/NewIouActivity.java