Fix one NPE in tethering setting

Once we not declare BT feature, go Setting->more->tethering
will trigger this NPE.

Change-Id: I4736e7bade261475acda74e26250a81452018ffa
Signed-off-by: Jianzheng Zhou <jianzheng.zhou@freescale.com>
Fix app ops details not displaying permissions under certain conditions.

If there's a permission that is not granted, the loop is aborted instead
of just skipping said permission.

Change-Id: Icca567ebdd818f40ad6619f258c77590074d1deb
Display animation settings

Credits to SlimRoms
Avoid NPE if icon assignment failed for whatever reason.

Change-Id: Iba4188d6b42179008154b8cbcbb14c36a22669de
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
Lockscreen targets: more unification

Use shared method to derive drawable inset and make the rounded
corners for icon files also display when adding the target initially.

Change-Id: I98ea3e522c4c6240f08e11007d53509a3d2c15f8
Fix drawable being displayed empty when re-entering the target edit
dialog.

Change-Id: I032a8d8b348803448365ed81246c556da6ff4cc4
Fix NPE.

Backtrace looks like this:
E/AndroidRuntime(7061): java.lang.NullPointerException
E/AndroidRuntime(7061): 	at com.android.internal.util.cm.LockscreenTargetUtils.getDrawableFromResources(LockscreenTargetUtils.java:178)
E/AndroidRuntime(7061): 	at com.android.settings.cyanogenmod.LockscreenTargets.setTarget(LockscreenTargets.java:348)
E/AndroidRuntime(7061): 	at com.android.settings.cyanogenmod.LockscreenTargets.access$500(LockscreenTargets.java:55)
E/AndroidRuntime(7061): 	at com.android.settings.cyanogenmod.LockscreenTargets$2.onClick(LockscreenTargets.java:437)
E/AndroidRuntime(7061): 	at com.android.internal.app.AlertController$ButtonHandler.handleMessage(AlertController.java:166)
E/AndroidRuntime(7061): 	at android.os.Handler.dispatchMessage(Handler.java:99)
E/AndroidRuntime(7061): 	at android.os.Looper.loop(Looper.java:137)
E/AndroidRuntime(7061): 	at android.app.ActivityThread.main(ActivityThread.java:5289)
E/AndroidRuntime(7061): 	at java.lang.reflect.Method.invokeNative(Native Method)
E/AndroidRuntime(7061): 	at java.lang.reflect.Method.invoke(Method.java:525)
E/AndroidRuntime(7061): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:739)
E/AndroidRuntime(7061): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:555)
E/AndroidRuntime(7061): 	at dalvik.system.NativeStart.main(Native Method)
W/ActivityManager(635):   Force finishing activity com.android.settings/.SubSettings

Change-Id: I72a5c7ff498ba0066f224a44985fadc64af4511c
Settings: Fix text box margin to proper gap

Fixes a long time layout glitch

Change-Id: Iba9ed2f996a3fd3222fa2a1ea0da86d6a775fd1a