init xsd: Add <portforwarding> node to <initvm> and fix Makefile.mako
init: remove --guiport and GUIPORT from Makefile

guiport is now specified in xml Files
examples/elbe-init.xml: Add <portforwarding> rule for 8080 webapp
examples: add elbe-init-with-ssh.xml
Merge remote-tracking branch 'origin/devel/torbenh/init-portforward' into devel/elbe-1.0
examples: initvm with ssh

add ssh server to be installed automatically

Signed-off-by: Manuel Traut <manut@linutronix.de>