Modified Quicksettings to act just like Power Widget. Fixed Power Widget Sleep toggle with the help of Danesh M and David van Tonder

The code for QuickSettings has been rewritten using quicksettings.QuickSettings and QuickSettingsController classes.

Patch set 1-15: 	Original commits
Patch set 16:   	Re-arrange button order
Patch set 17-20:	Rewritten toggles

Change-Id: I7dcdca925970d816671e60ee01f393d71ce36581
Audioservice: Fix Theme engine support

A few more instances of mVolumePanel.postXXXX had to be enclosed in a
null pointer avoidance wrapper.

Change-Id: I60a0544b5a785417af1ea61e7322b06f2748876b
PowerWidget: Re-enable LTE button.

- Implement toggleLTE,
  from CM 10.0: I3f7521f5ec4e9f9106c58afd4d5b10c7086b55fd.
- Support all LTE network modes defined in RILConstants and
  com.android.internal.telephony.Phone.
- Cleanup: Remove unused LTE_MODE, restrict state change to updateState.
- Also use Settings.Global.getInt() for PREFERRED_NETWORK_MODE.

Change-Id: I43bb2491d650d641d243d3cb67ee80bc7c8f5cdf
Framework: Use the proper context when creating Bug report dialog

Change-Id: I0dfa96db1d8857207a7871f846126121331a633c