Added adaptive vsync support (selectable in preferences->graphics->hardware, provided the driver supports it). Also hide 16x fsaa on amd hardware, as it is not supported on said hardware (unsure about intel).

indra/llrender/llgl.h

@@ -113,6 +113,8 @@ public:
 	BOOL mHasCubeMap;
 	BOOL mHasDebugOutput;
 
+	BOOL mHasAdaptiveVsync;
+
 	// Vendor-specific extensions
 	BOOL mIsATI;
 	BOOL mIsNVIDIA;