Fix ignored 'silent' option in gpu_mod loading and update to gpu_mod@835083e5...

Fix ignored 'silent' option in gpu_mod loading and update to gpu_mod@835083e5 (fixing a loading bug when cuda is not available).

gpu_mod @ 835083e5

-Subproject commit 8a7a155f54d37605b381b8586b994dc4ceea45e9
+Subproject commit 835083e58af7094947cd3e5afd47063ee365bc30

src/faust_linear_operator/GPU2/faust_gpu_mod_utils.cpp

@@ -57,7 +57,7 @@ namespace Faust {
 	{
 		if(this->gm_handle == nullptr)
 			if(gm_handle == nullptr)
-				this->gm_handle = gm_load_lib(libpath.c_str());
+				this->gm_handle = gm_load_lib(libpath.c_str(), silent);
 			else
 				this->gm_handle = gm_handle;
 		else

src/faust_linear_operator/GPU2/faust_gpu_mod_utils.h

@@ -84,7 +84,7 @@ namespace Faust
 	};
 
 	// easy access wrapper for the Faust namespace
-	void* enable_gpu_mod(const char* libpath = "libgm.so", const bool silent=false);
+	void* enable_gpu_mod(const char* libpath = "libgm.so", const bool silent=true);
 	void char2gm_Op(const char& c, gm_Op & op);
 }
 #define load_all_mat_funcs(type) \