Revert "oppo-common: add screen off gesture control - custom action per gesture"

This reverts commit f76842ef7165770356afc6fbd66a9e1b7e070c93.
Revert "oppo-common: add DeviceHandler package"

This reverts commit 43ed891909b38ad03ecc2be07ff30b34f6bf1d38.

Conflicts:
	DeviceHandler/src/com/slim/device/KeyHandler.java