modified: src/shared/gravity_array.h

fixes

src/shared/gravity_array.h:40:18: error: unknown type name ‘uint16_t’
src/shared/gravity_array.h:41:18: error: unknown type name ‘uint32_t’

src/shared/gravity_array.h

@@ -9,6 +9,8 @@
 #ifndef __GRAVITY_MUTABLE_ARRAY__
 #define __GRAVITY_MUTABLE_ARRAY__
 
+#include <stdint.h> 
+
 // Inspired by https://github.com/attractivechaos/klib/blob/master/kvec.h
 
 #define MARRAY_DEFAULT_SIZE			8