Fix typo in gear sizes, parse members params correctly

Add members controller tests

Add functional test for leaving domain

Rest api tests

Add index/show/create with redirect tests for domains_controller

Complete coverage of members controller

Test member sorting, single member response

Unit test domain leaving
Test estimate method
Fix mariadb tests.
Characters were observed in prod causing unicode evaluation errors.
Adding deploy migration for broker auth
Merge pull request #3776 from liggitt/membership_tests

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Merge pull request #3783 from rmillner/strange_unicode_errors

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Merge pull request #3777 from danmcp/master

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Fixing broker extended
Merge pull request #3780 from mrunalp/bugs/origin-build

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Merge pull request #3785 from danmcp/master

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Reenable haproxy-status

Set haproxy status endpoint protocol to http so the haproxy-status page
is exposed again
Merge pull request #3789 from ncdc/reenable-haproxy-status

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