Live Wallpaper Picker

Im tired of bug reports about this.... Just add the picker

Change-Id: I3863b388e76bc54ee4d82a9104df44507c50ab12
n7100

Change-Id: Idf82982bc540ac9ec0aba30113530e891903c04c
Signed-off-by: DHOMD <DHO@dho.im>