Rename lights and camera HAL to use hw_get_module_by_class

Change-Id: I1d7dff659a9afc9698d578c1adf127edb9b0e5ac
hayabusa: disable hotplug on boot

Sad story but this is causing audio glitch

Conflicts:
	hayabusa.mk

Change-Id: Iee8c2201391088d5bf041d2d6fe3f3f7d049e3e5