Adding sync.sh for updating the project.

sync.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+# Used to sync the original project with local project.
+
+#Save existing working
+git stash
+
+#add project url to current repository as upstream-live
+git remote add upstream-live https://github.com/major/MySQLTuner-perl
+
+#Fetch updated code
+git fetch upstream-live
+
+#Going back to the master branch for mearging latest code
+git checkout master
+
+#Merge latest code with master branch.
+git merge upstream-live/master