Revert some battery changes and bluetooth changes for the battery saver mode.
Will re-implement the bluetooth changes after.

Revert "battery saver mode: updates (1/2)"

This reverts commit 2b604f5059be7c222dbbcb556df9cec4b5879be2.

Revert "battery saver mode: a bit of a revamp"

This reverts commit 475296b424f6acfdf48f34a14879bf7d66262c64.

Revert "battery saver mode: updates and LTE/4G fixes"

This reverts commit 07a3f439898510ad8dfa74e815860f45d8913ed4.

Revert "battery saver mode updates"

This reverts commit 85457e8e6d5168c5388a1fcd7759daef2fc836d9.

Revert "[1/3] Base: Battery Saver mode"

This reverts commit 11765549e98071bd9cec210c919e56fcebceff98.

Revert "show connected devices or name of single device on Bluetooth Tile"

This reverts commit cc344417ef4090bf2a4d969a4146c975d80d4329.

Change-Id: I3fd56ca761f0d81ff6993345f0c64dcf2ff3968f
[1/2] Base: Battery Saver mode

Concept:
http://jira.omnirom.org/browse/CONCEPT-24

introduce battery saver mode
this based from what user want or what user do to saving the battery life
this include:
1. Automatically switch mobile network into what user choice and also disable mobile data IF wifi connected to an AP
2. Automatically switch mobile network and disable mobile data IF battery low (battery level can configure)
3. Reduce screen brightness based low battery (this feature will disabled if Auto brightness mode enabled)
4. Not changing network IF on Call or Usb tether enabled or WifiAP enabled
5. Not changing network IF there is Download/upload progress
6. Support For Both GSM and CDMA devices (need someone to test for CDMA devices)
7. every condition has an option :D
8. Restore all network configuration if battery saver mode disabled
9. Add Time Range to start battery saver mode
10. allow device without mobile data support, to using this feature
11. fix inconsistent battery low level
12. rewrite to better performance
13. modified the controller to support battery saver mode
14. add bluetooth, gps, wifi, and mobile data (if support) to be disabled while power saving activated
15. fix build QuickSettings because of LocationController change
16. rewrite to better performance
17. fix brightness value
18. rewrite (again) to allow add more saving mode
19. do delay changing only for POWER SAVING not NORMAL mode
20. add Cpu power saving mode
21. fix Cpu freq value
22. fix call saving state for non user configuration mode
23. fix NPE
24. add kill all task
25. add disable sync
26. add disable vibrate
27. add disable led
28. add notification :)
29. finally fix sync interval :D

preview:
http://jira.omnirom.org/secure/attachment/10394/Screenshot_2014-03-07-19-54-57.png
http://jira.omnirom.org/secure/attachment/10395/Screenshot_2014-03-07-19-55-56.png
http://jira.omnirom.org/secure/attachment/10396/Screenshot_2014-03-07-19-56-06.png
http://jira.omnirom.org/secure/attachment/10397/Screenshot_2014-03-07-19-56-14.png
http://jira.omnirom.org/secure/attachment/10398/Screenshot_2014-03-07-19-56-27.png
http://jira.omnirom.org/secure/attachment/10399/Screenshot_2014-03-07-19-56-34.png

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

Change-Id: I9d86ef1425228e11cadd85d37c5b6e8b20e50fb0