Change project structure;

Added new c# binding;

native/external/cglm/version.h

@@ -0,0 +1,15 @@
+/*
+ * Copyright (c), Recep Aslantas.
+ *
+ * MIT License (MIT), http://opensource.org/licenses/MIT
+ * Full license can be found in the LICENSE file
+ */
+
+#ifndef cglm_version_h
+#define cglm_version_h
+
+#define CGLM_VERSION_MAJOR 0
+#define CGLM_VERSION_MINOR 9
+#define CGLM_VERSION_PATCH 6
+
+#endif /* cglm_version_h */