Correct piping mistake.

makeBookeTunePages.sh

@@ -34,7 +34,7 @@ rm -f $tunesoutput $indexoutput
 
 # Now, for each tune, build the tunes part and the first line sections
 # of the document.
-find $booke -maxdepth 1 -name "*.abc" | LC_ALL=C sort
+find $booke -maxdepth 1 -name "*.abc" | LC_ALL=C sort |
     while read filename
     do
         name=`basename $filename .abc`