Revert "SystemUI: Add global reboot option"

This reverts commit 8fdc3e9507baf0673442fe33aef94eb2f53ca829.
Add reboot menu [1/2]

- prepare for Global menu
- misc changes

Adding advanced reboot menu like it was on kk4.4
Adding advanced reboot secure option
Move reboot into safe mode from longpress power to longpress reboot
Enable for now per default Airplane mode and sound and reboot till we have imported our SlimActions class to make in configurable

misc changes and adaptions to lp

Change-Id: Idd4f56d985ac51ade5f8deb2597d8f1dda22088a

Conflicts:
	core/java/android/bluetooth/BluetoothHidDeviceAppQosSettings.aidl
	core/java/android/provider/Settings.java
	policy/src/com/android/internal/policy/impl/GlobalActions.java
	services/core/java/com/android/server/power/ShutdownThread.java
Add to pause/resume download by user

We add pause and resume APIs here to make application can
pause and resume downloads by DownloadManager.

Code change contains:
  - add pause and resume download APIs.
  - add another paused status for this case.

Change-Id: I5bf4f15b2464009595f7926522ca6d5f1b0e2b9d

Conflicts:
	core/java/android/app/DownloadManager.java
Frameworks: Material Blackout

Change-Id: I9a4e28f892761506a8a11066dc1f1c0e3a241c30

Conflicts:
	core/res/res/values/liquid_symbols.xml
	services/core/java/com/android/server/power/ShutdownThread.java