[Merge] lp:~jamesodhunt/upstart/bug-1199778 into lp:upstart

[Dmitrijs Ledkovs]

Whilst following, james' test case upstart did complete a re-exec, it didn't complete a stateful re-exec and instead falled back to stateless one. This merge proposal is now superseeded by lp:~xnox/upstart/bug-1199778
-- 
https://code.launchpad.net/~jamesodhunt/upstart/bug-1199778/+merge/174138
Your team Upstart Reviewers is subscribed to branch lp:upstart.