added some usage comments

git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@8662 d708f5d6-7413-0410-9779-e7cbd77b26cf

tools/linux_packaging/package

@@ -1,6 +1,10 @@
 #!/bin/bash
 
-# bundle
+# package
+
+# This will collect up the x86 and x86_64 bundles created by build
+# and package them together with an installer script.
+
 
 if [ $# -eq 0 ] ; then
 	echo ""