added build script to list files by change times

buildScripts/listFilesByChangeTime

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+# see:https://stackoverflow.com/a/7448828
+
+find . -type f -print0 |		\
+  xargs -0 stat --format '%Y :%y %n' |	\
+  sort -nr |				\
+  grep -v build |			\
+  cut -d: -f2-