Quiet Hours: Clean up and consolidate code

- Added: Allow disabling of system sounds

Ported from cm-10.2.

Change-Id: I7d2619becb99c336d23896a672136f491d972abd
Add xxhdpi versions of our improved tethering icons

Change-Id: If943f81389774a1f8ca0407cab4756687a273be7
hwui: Apply hwui qcom fixes to all adreno-bearing hardware

Even if the device doesn't fully use the qcom stack, changes to
libhwui are generally workarounds for adreno-specific issues and
apply across the board without other dependencies

Change-Id: I10455ebf09c1d00762b06e3c092398604bb39796
Hide new non-standard permission

These were breaking builds due to the public API modification

Change-Id: I603fcf0601f40fb315086859aa03ef5b7ec39248
Port Forward Quick Unlock

PS3: Fix whitespace and author.

Change-Id: Ic64c47bb35ee4da13b0332d853725a6ef60ac8d4
Fix FindBugs issue

UsbStoreActivity: Null pointer derefence

Change-Id: I9d631c50c30eb98e32cca5a5085513b6904db676
Fix Quick Settings tiles jerking down while animating to notifications view

Patch Set 2: Fixed in code rather than XML

cherry-picked to cm-11: fixes Quick Access Ribbons not appearing
when switching back from Quick Settings

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

Change-Id: I1689aa80a0fcb8ad17bcefc290b43a16079f7b88
SystemUI: add CHANGE_NETWORK_MODE permission

Required for 2G/3G quick settings toggle

Change-Id: I72392bd995d12c22388c99f34abb431cd0be8f0d
pm: Prevent a system_server crash is package name is null

 * If an app is placed on the system partition and it doesn't specify a
   valid package name, system_server will crash forever. Just skip it.

Change-Id: I9b911d40b3c4d7cf6fac8cc0166a2ba359329b7b
Externalize symbol picker options to resources

Having the symbol picker options in resources allows a change to be made for
a specific device, and even for a specific locale (change in overlay).

Ported from cm10.2: http://review.cyanogenmod.org/32581

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

Change-Id: I72ff6fab6b9c14f9761904fdcc6918784d790d4d
Prevent lock/unlock sound during music playback

Lock/unlock sound mixes in with music and causes
lag and distortion.

Change-Id: I9d3582c6bf28aa62a5a6712bc9e89eb2f73e0288
Revert "am: Allow more hidden apps on devices with lots of RAM"

 * No longer required.

This reverts commit e943b71954faa659c6e03808cd912a4e9f898b05.

Change-Id: I5e20b08277d1695a8a3c57c72f1b5ca6aec70f8c
SettingsProvider: Initialize defaults for CM features

Add configuration defaults for:
- status bar notification count
- QuickSettings quick pulldown
- lockscreen targets

Change-Id: Ief4b97fcceea7e351a13d59136a2fb1823d97b04
Fix battery icon percentage