Revert "Base: Floating window with multitasking"

This reverts commit 9530a765c1068b147a3886d251d1ef5c2bdcbcd3.
Revert "Base: App Circle sidebar (add support Samsung multiwindow flags)"

This reverts commit 5019cdac5f51105ad4a4467f2064e888f0019d44.
Revert "Base: App Circle sidebar (add support floating window)"

This reverts commit 68d1c747e919cf67640a6ef3a5cdae51eb700cf2.
Fixing Power Menu Bug
Revert "GlobalActions: Fix possible race condition when showing dialog."

This reverts commit 11af0eb5ffc527afaf0862c8dca9df946f250c4c.

Revert "collapse all panels if global action is shown"

This reverts commit 7906ccea31f7594da4f162644a1afcfe2ed69653.

Revert "Parallel shutdown"

This reverts commit 17325d4971a876cd63941272251ef90be79da68c.

Revert "GlobalActions: Fix Airplane Mode on/off issue"

This reverts commit 644dc45cf0b74810274975e024d4cfebdc4b1acb.

Revert "Camera : Powerkey shutter"

This reverts commit f801597acd65c41c2c0bebc9d07e8726d78162bf.

Conflicts:
	core/res/res/values/ras_strings.xml
Revert "[1/2] Speed up booting on multicore devices."

This reverts commit 8aea8983b92c957db6dd41a89453b80790983766.

Creating many problems.So it's better to remove it