Update GitLab CI variables to new 9.0+ names

3 jobs for master in 30 seconds (queued for 3 seconds)
Name Stage Failure
Build master Build There is an unknown failure, please try again
 ---> Running in 9a8eeb68f38b
--2017-07-23 21:56:39-- https://git.simply-life.net/packages/ubuntu/xenial/qommando-master.tar.bz2
Resolving git.simply-life.net (git.simply-life.net)...
Connecting to git.simply-life.net (git.simply-life.net)||:443... connected.
HTTP request sent, awaiting response... 404 Not Found
2017-07-23 21:56:39 ERROR 404: Not Found.

The command '/bin/sh -c wget "https://git.simply-life.net/packages/ubuntu/xenial/qommando-master.tar.bz2" -O /tmp/qommando-master.tar.bz2 && tar -jxvf /tmp/qommando-master.tar.bz2 && rm /tmp/qommando-master.tar.bz2' returned a non-zero code: 8
ERROR: Job failed: exit status 1