[Emacs] Move to marmalade sackspace.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>
Update submodules.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>
[Emacs] Add erc to ibuffer default group.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>
[Emacs] erc: Add erc-image.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>