QS tiles custom background + adjustments in Extended QS options

- Some replacements in Extended QS options (put thing in right places)
- No need to observe settings twice;
- Link dynamically ribbon background with QS backround

This commit is not for my own and instead of this the owner is @kufikugel
original commit (only background codes): https://github.com/SlimRoms/frameworks_base/commit/d85304fac9bde550beeeeca0dba2cd49686f20d7
Again, thanks to him.

Change-Id: Iaafdb6785bb3b6a54d9b8d070bccf4cd965b2a6f

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
Fix icons overflowing status bar view in center clock and date layout

Change-Id: I43829f58330357de7a09d8eb80141a6385aef533
Take date into account to not overflow icons in stock or center clock
- This commit complements this other: https://github.com/cristianomatos/android_frameworks_base/commit/0f1165e0149850107314b9781acf2c2b9994f8e7

Change-Id: I469aedf2abb811edbe180a397480829f33ea3245
Fix for Lock before unlock (read description)
- Using lock before unlock combined with patterm pin or password when try to unlock using any app or activity instead of normal lock (padlock shortcut) the unlock process only work if we enter the method two times and not in first attempt.

Change-Id: I60c0ec22d7b0278fd0e3b69c42fad6e2afdd5b92