mesa: include mtypes.h less

- remove mtypes.h from most header files
- add main/menums.h for often used definitions
- remove main/core.h

v2: fix radv build

Reviewed-by: Brian Paul <brianp@vmware.com>

src/mesa/main/format_utils.c

@@ -22,6 +22,7 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#include "errors.h"
 #include "format_utils.h"
 #include "glformats.h"
 #include "format_pack.h"