Move utility scripts to tools/

tools/build_pxe_boot.sh

@@ -56,7 +56,7 @@ fi
 cp -p $PXEDIR/vmlinuz-${KVER} $DEST_DIR/ubuntu
 if [ ! -r $PXEDIR/stack-initrd.gz ]; then
     cd $OPWD
-    sudo $PROGDIR/build_pxe_ramdisk.sh $PXEDIR/stack-initrd.gz
+    sudo $PROGDIR/build_ramdisk.sh $PXEDIR/stack-initrd.gz
 fi
 cp -p $PXEDIR/stack-initrd.gz $DEST_DIR/ubuntu
 cat >>$DEFAULT <<EOF

tools/build_ramdisk.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+# build_ramdisk.sh - Build RAM disk images
 
 if [ ! "$#" -eq "1" ]; then
     echo "$0 builds a gziped natty openstack install"