Begining of GLES3 renderer:

-Most 2D drawing is implemented
-Missing shaders
-Missing all 3D
-Editor needs to be set on update always to be used, otherwise it does not refresh
-Large parts of editor not working

tools/editor/plugins/editor_preview_plugins.h

@@ -31,6 +31,7 @@
 
 #include "tools/editor/editor_resource_preview.h"
 
+#if 0
 class EditorTexturePreviewPlugin : public EditorResourcePreviewGenerator {
 public:
 
@@ -123,5 +124,5 @@ public:
 	~EditorMeshPreviewPlugin();
 };
 
-
+#endif
 #endif // EDITORPREVIEWPLUGINS_H