add the support of clGetProgramBuildInfo and clGetProgramInfo

add the support of clGetProgramBuildInfo and clGetProgramInfo

For clGetProgramBuildInfo,
CL_BUILD_IN_PROGRESS not support now
and CL_PROGRAM_BUILD_LOG need do add the info collection
logic in backend and not support too, just return null
string now.
clGetProgramInfo all are fully supported.

Signed-off-by: Junyan He <junyan.he@linux.intel.com>
Reviewed-by: Ruiling Song <ruiling.song@intel.com>