microvisor: add resource_manager.h

Add resource_manager header file definitions for communication between
Linux and the Cog Resource Manager.

Change-Id: I9a12c5d3b72017ccd822ab4a8296f4199ab61d2a
Git-repo:  https://github.com/CogSystems/linux-msm.git


Git-commit: bc6eebfc1860b624c282d57293fad8600c94aa9e
Signed-off-by: Carl van Schaik <carl@cog.systems>
Signed-off-by: Alok Pandey <akumarpa@codeaurora.org>