Mozdownload

* Update to treeherder-client 4.0.0 (447)
* Update coveralls, mock, pytest, and pytest-cov to latest version (448)
* Display correct build number for candidate build (437)
* Remove B2G related code and tests (439)
* Add support for new stub installer file names (442)
* Add option to only print the final url (344)

* Remove left-over comment for exclusion of pycodestyle warnings of bare excepts (426)
* Bump package dependencies for more relaxed version requirements (430)
* Add unit tests for candidate scraper and --extension (429)
* Update tox config for pylama package changes (429)
* Fix uses of bare exceptions in scraper.py (429)
* Fix binary_regex for candidate/release scraper to support different file naming schemes (429)
* Add coverage support for py.test (425)
* Add {posargs} to tox.ini (398)
* Add max_line_length parameters for pylama to setup.cfg (418)
* Remove test for optional authentication (420)
* Fix remote tests due to non-existent candidate builds (413)

* Change default branch for Thunderbird in manual tests to comm-central (402)
* Add date parameter to api-9 test in test_fennec.py (404) (405)
* Update to treeherder-client 3.0.0 (401)
* Update README.md to fix syntax error (399)
* Add pylama call to tox config file (395)
* Use pytest as testrunner for unit tests 359

* Fix platform filter value for querying Treeherder jobs (388)
* Update docs for bdist-wheel releases (379)

* CLI command fails due to broken argv parsing (378)
* Add Appveyor support for running unittests on Windows (380)
* Make use of Travis' container based infrastructure (382)
* Add Travis support for OS X (376)
* Bump dependencies to mozinfo 0.9 and requests 2.9.1 (371)

* Add support to get daily and tinderbox builds by revision (354)
* Use wptserve for unit tests (368)
* Add support for Fennec API level 15 (362)
* Fix various PEP warnings (363)
* Improve logging and arguments handling (360)
* Make use of tox as test runner for unit tests (352)
* Fix accidentally match for SDK builds for release and candidate builds (353)
* Enhance --version to accept latest, latest-beta, and latest-esr (355)
* Check that requests exception has a response (314)
* Use webqa-ci in test_optional_authentication (348)
* Refactoring of download with retry support (146)
* Use a shared HTTP/HTTPS session for retrieving data (328)
* Update BASE_URL to <https://archive.mozilla.org/pub/> (#338)