[Merge] lp:~robru/location-service/pre_release_hook into lp:location-service

[Robert Bruce Park]

Untested, but based off near-identical changes I made on 6 other projects, so should work.
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https://code.launchpad.net/~robru/location-service/pre_release_hook/+merge/291017
Your team Ubuntu Phablet Team is requested to review the proposed merge of lp:~robru/location-service/pre_release_hook into lp:location-service.