Settings: Update Greek translations

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I00f62bcb1fd58c9a4aefaea7daa970b6d9dc6742
Merge branch 'jellybean' into MiniCM10

Conflicts:
	res/values-el/strings.xml

Change-Id: I45069983155c57345e998b90f8014d50d39d1a67