Cleanup Mac build and subdirectory

mac/scripts/copy_nyquist.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+for (( i = 0; i < ${SCRIPT_INPUT_FILE_COUNT}; i++ ))
+do
+   in="$(eval echo \${SCRIPT_INPUT_FILE_${i}})"
+   out="$(eval echo \${SCRIPT_OUTPUT_FILE_${i}})"
+   cp -pPR "${in}" "${out}"
+done
+
+exit 0