properly disable autosave and backup files in emacs

Signed-off-by: Tomas Sedovic <tomas@sedovic.cz>
add my gerrit setup for review.openstack.org

Signed-off-by: Tomas Sedovic <tomas@sedovic.cz>
update aliases

Signed-off-by: Tomas Sedovic <tomas@sedovic.cz>