Make directory listing of tftpboot in xml

Create function to create a directory listing in xml for use by external apps to make download requests more specific
Remove mkringlist.sh from tftpboot
Output from createTftpBootXml Structure included

tftpboot/ringtones/mkringlist.sh

@@ -1,23 +0,0 @@
-#!/usr/bin/env bash
-outfile=ringlist.xml
-echo -e "<CiscoIPPhoneRingList>" >$outfile
-if [ ! -z "`ls *.pcm 2>/dev/null`" ]; then
-	for filename in *.pcm;do
-		basename=`basename ${filename} .pcm`
-		echo -e "\t<Ring>" >>$outfile
-		echo -e "\t\t<DisplayName>${basename}</DisplayName>" >>$outfile
-		echo -e "\t\t<FileName>ringtones/${filename}</FileName>" >>$outfile
-		echo -e "\t</Ring>" >>$outfile
-	done
-fi
-if [ ! -z "`ls *.raw 2>/dev/null`" ]; then
-	for filename in *.raw;do
-		basename=`basename ${filename} .raw`
-		echo -e "\t<Ring>" >>$outfile
-		echo -e "\t\t<DisplayName>${basename}</DisplayName>" >>$outfile
-		echo -e "\t\t<FileName>ringtones/${filename}</FileName>" >>$outfile
-		echo -e "\t</Ring>" >>$outfile
-	done
-fi
-echo -e "</CiscoIPPhoneRingList>" >>$outfile
-