Fix adding lockscreen targets.

The empty targets were not included in the setting properly.
Also make the code a little more memory efficient.

Change-Id: I05cc7ce55ef5789f063033116ebfd9337e5ee28a
Merge "Fix adding lockscreen targets." into cm-10.2
Settings: EL translations

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

Change-Id: I12dae3dede954b6c73dcba6c6f7a40239e12f6d3
Settings: PT-BR update translations

Change-Id: I2ed5dc924939c092d43d06183863cc723841c735
Merge "Settings: EL translations" into cm-10.2
Merge branch 'cm-10.2' of git://github.com/CyanogenMod/android_packages_apps_Settings into cm-10.2

Conflicts:
	res/values-pt/cm_strings.xml