Libspinscale: Initial top-level SMO port to coroutine framework

We haven't ported everything. Just the top-level methods. We'll
dig in to the leaf stuff later. Surprisingly, this all went without
any real difficulties.

Runs like a charm on first try.

stimBuffApis/livoxGen1/openClCollatingAndMeshingEngine.h

@@ -14,7 +14,7 @@
 #define CL_TARGET_OPENCL_VERSION 120
 #include <CL/cl.h>
 #include <spinscale/asynchronousLoop.h>
-#include <spinscale/callback.h>
+#include <spinscale/cps/callback.h>
 #include <spinscale/spinLock.h>
 #include <user/stimulusFrame.h>
 #include <user/stagingBuffer.h>
@@ -94,7 +94,7 @@ public:
 		std::optional<std::reference_wrapper<StimulusFrame>> intensityStimFrame,
 		std::optional<AmbienceProductionDesc> lightAmbienceProductionDesc,
 		std::optional<AmbienceProductionDesc> darkAmbienceProductionDesc,
-		sscl::Callback<compactCollateAndMeshFrameReqCbFn> callback);
+		sscl::cps::Callback<compactCollateAndMeshFrameReqCbFn> callback);
 
 private:
 	// Callback function types