Make pointer arrow brighter.
Deep copy the pointer icon bitmap since it turns out that the
original shared pixels can be deleted by other code.
Change-Id: I77fbf61d1dace723f3c8c9808941e9e31d8db352
Added support for loading the pointer icon from a resource.
Moved the system server related bits of the input manager out
of libui and into libinput since they do not need to be linked into
applications.
Change-Id: Iec11e0725b3add2b905c51f8ea2c3b4b0d1a2d67