rccontrol small fixes / help spelling

multiple changes - nginx less rhodecode - traefik changes - new custom override templates - service updates - new docker volumes naming

release of new installer/docker stack updates Tons of changes to move towards new rccontrol docker stack based installer

.gitignore update with new rules

nginx: expose real-ip proxy address

compose: updates to source installation, and new build tag image support

docker-stack: unified config paths

.gitignore: remove postgres logs

docker-compose: bumped nginx

.gitignore: ignore apps logs