change root level folder name to framework, update resupply+vehicleflags

tested locally

framework/script_mod.hpp

@@ -0,0 +1,10 @@
+#define PREFIX milsim
+
+#include "script_version.hpp"
+
+#define VERSION     MAJOR.MINOR.PATCHLVL
+#define VERSION_STR MAJOR.MINOR.PATCHLVL
+#define VERSION_AR  MAJOR,MINOR,PATCHLVL
+
+// should always be last
+#include "script_macros.hpp"