Typo in CameraParameters::set

Typo: 'key' --> 'value'

Change-Id: Idd0426263cf2125a796406abaf6f29f04f425fe4
Add some Samsung camera color effects

Change-Id: I6bf0c7fa0b9b86ed56d8f974fe49564c02e6b47d

Conflicts:

	camera/CameraParameters.cpp
	include/camera/CameraParameters.h