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/intel/compiler/brw_compiler.h

@@ -27,6 +27,7 @@
 #include <stdio.h>
 #include "dev/gen_device_info.h"
 #include "main/macros.h"
+#include "main/mtypes.h"
 #include "util/ralloc.h"
 
 #ifdef __cplusplus