Revert "install rubygems for ubuntu/debian"

On request by Steven.

This reverts commit d2c45717f1172d83d64209cad12d1c84f3e16974.
no changes for __package_rubygems

Signed-off-by: Nico Schottelius <nico@bento.schottelius.org>
Merge branch 'bugfix__directory' of https://github.com/dheule/cdist
++changes(3.0.1)

Signed-off-by: Nico Schottelius <nico@bento.schottelius.org>
copy files instead of directories to give --remote-copy implementation a chance to dereference symlinks

also fixes #242 by filtering 'hidden' files (starting with a dot)

Signed-off-by: Steven Armstrong <steven@icarus.ethz.ch>
++changes(3.0.1)

Signed-off-by: Nico Schottelius <nico@bento.schottelius.org>
corrected man page and gencode update for correct messages