Merge the live operating branch of OSCI back into trunk.
Add retries to charm-test-infra juju commands to work around
LP 1709324. Also clean up the checkout dir to prevent disk
from filling on jenkins slaves.
Update mojo_runner for Juju 2.x
Set MOJO_SERIES for legacy specs
Calculate GATEWAY based on CIDR_EXT
Announce MOJO_* env vars
Correct VIP_RANGE usage
Use venv for lolo_logpuller
Update to use MODEL_NAME
Actually delete ext-ports again
Use bc venv for env-render tool too
Raise charm store api timeout from 10s default to 60s
Export USER env var for charm-tools compat
Update tmp cleanup
Use master of charm-test-infra
Switch charm-single to xenial and bionic
Enable gerrit account whitelist
Move bot-control back to master
Update artifact junk cleanup dates
Timeout swift commands
Update mojo runner for git repo and branch