cl_demosaic: support demosaic to rgb format

 convert GRBG 16bits to RGBA 8/16 bits
 CLBayer2RGBImageHandler supported formats
     XCAM_PIX_FMT_RGBA64
     V4L2_PIX_FMT_RGB32
diff --git a/xcore/Makefile.am b/xcore/Makefile.am
index 0ec9337..08c83de 100644
--- a/xcore/Makefile.am
+++ b/xcore/Makefile.am
@@ -101,7 +101,8 @@
 	cl_image_processor.cpp   \
 	cl_demo_handler.cpp      \
 	drm_bo_buffer.cpp        \
-	cl_hdr_handler.cpp  \
+	cl_hdr_handler.cpp       \
+	cl_demosaic_handler.cpp  \
 	$(NULL)
 endif