Libmozdata

- Add 'type' parameter to ConfigEnv
- Remove test which breaks other tests
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Released with [mozilla/task-boot](https://github.com/mozilla/task-boot)

- Add user agent in requests headers (249)
- Add pytz to requirements (250)
- Add a function to get option from config with assert not None (251)
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Released with [mozilla/task-boot](https://github.com/mozilla/task-boot)

- Add `autoland` channel to `get_landing_patterns` (247)
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Released with [mozilla/task-boot](https://github.com/mozilla/task-boot)

- [connection] Control enabling SSL verification through a class attribute (233)
- Support crash-clouseau API (232)
- Point to clouseau.moz.tools instead of Heroku (234)
- [bugzilla] Support the bug fields API endpoint (238)
- [socorro] Support the SignatureFirstDate endpoint (236)
- [socorro] Create a separate class for using SuperSearchUnredacted endpoint (235)
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Released with [mozilla/task-boot](https://github.com/mozilla/task-boot)

- [phabricator] Drop `revision_exists_on_central` (225)
- [BugzillaShorten] Raise `HTTPError` when getting unexpected response (228)
- Restrict the events that will trigger Taskcluster (229)
- [fx_trains] Cache API responses (231)
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Released with [mozilla/task-boot](https://github.com/mozilla/task-boot)