Code review comment for lp:~rogpeppe/juju-core/391-1.14-avoid-allFatal

Reviewers: mp+185445_code.launchpad.net,

Message:
Please take a look.

Description:
cmd/jujud: avoid using allFatal

This is a backport of the
https://code.launchpad.net/~rogpeppe/juju-core/384-avoid-allfatal/+merge/184743
now proposed for 1.14, with selected other patches from other revisions
to make it compile.

https://code.launchpad.net/~rogpeppe/juju-core/391-1.14-avoid-allFatal/+merge/185445

(do not edit description out of merge proposal)

Please review this at https://codereview.appspot.com/13696043/

Affected files (+315, -65 lines):
   A [revision details]
   M cmd/jujud/agent.go
   M cmd/jujud/agent_test.go
   M cmd/jujud/machine.go
   M cmd/jujud/machine_test.go
   M cmd/jujud/unit.go
   M juju/testing/conn.go
   M state/api/apiclient.go
   M state/apiserver/pinger_test.go
   M state/state.go
   M state/state_test.go
   A testing/checkers/set.go
   A testing/checkers/set_test.go
   M testing/mgo.go