Revert "s2w/dt2w: Fix deep sleep usage"

This reverts commit 3a70f9ee4bafec5ce045f77e5031863182efbe25.
Revert "Import s2w/dt2w code from @showp1984's Nexus 5 tree"

This reverts commit 28d54bdc14c964d8a388921682863c954eda35b2.

Conflicts:
	drivers/input/touchscreen/doubletap2wake.c
	drivers/input/touchscreen/sweep2wake.c
	include/linux/input/sweep2wake.h