build directive files and upload files by FTP
[user@]host:DIRECTORY upload files with scp
-Example:
+Simple single-target single-file examples:
+ gnupload --to alpha.gnu.org:automake automake-1.8.2b.tar.gz
+ gnupload --to ftp.gnu.org:automake automake-1.8.3.tar.gz
+
+Multiple-target multiple-file example:
gnupload --to sources.redhat.com:~ftp/pub/automake \\
--to alpha.gnu.org:automake \\
automake-1.8.2b.tar.gz automake-1.8.2b.tar.bz2