Add scripts to update js libraries from upstream

Change-Id: Ie2c7727afc5bd7c7d0ab44b50070e6ea49ee6e96

scripts/update-jquery-i18n.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+DEST="../lib/jquery.i18n";
+CLONEDIR="/tmp/jquery.i18n";
+HERE=`pwd`;
+UPSTREAM="https://github.com/wikimedia/jquery.i18n.git";
+echo -e "Getting latest jquery.i18n from $UPSTREAM\n";
+if cd $CLONEDIR; then git pull; else git clone $UPSTREAM $CLONEDIR; fi
+cd $HERE;
+cp -rf $CLONEDIR/src/* $DEST