test(functional): Add test for known-hosts verification
Merge pull request #251 from bcwaldon/known-hosts-testing

Add functional test for known-hosts verification
bump(godbus/dbus): cb98efbb933d8389ab549a060e880ea3c375d213
bump(coreos/go-systemd): 4fbc5060a317b142e6c7bfbedb65596d5f0ab99b
chore(dep): Drop unused dep guelfey/go.dbus
Merge pull request #254 from bcwaldon/bump-go-systemd

Bump go-systemd; Use godbus/dbus
feat(agent): Allow to run jobs when the requirement in X-ConditionMachineBootID uses a short id.
Merge pull request #247 from calavera/match_short_boot_id

feat(agent): Allow to run jobs when the requirement in X-ConditionMachineBootID uses a short id.
fix(agent): Retry agent heartbeats

Attempt agent heartbeats three times with an exponential heartbeat.

Fix #116
test(functional): Clarify retry code
test(functional): Alter timings