rewire conversion, re #2, re #4

.gitignore

composer.json

composer.lock

config.json

convert.php

includes/config.php

includes/config.php.dist

includes/trac-users.txt

migrate.php

steps/convert-tickets-to-issues.php

vendor/m4tthumphrey/php-gitlab-api/.travis.yml

vendor/m4tthumphrey/php-gitlab-api/README.md

vendor/m4tthumphrey/php-gitlab-api/composer.json

...4tthumphrey/php-gitlab-api/lib/Gitlab/Api/AbstractApi.php

vendor/m4tthumphrey/php-gitlab-api/lib/Gitlab/Api/Groups.php

vendor/m4tthumphrey/php-gitlab-api/lib/Gitlab/Api/Issues.php

...thumphrey/php-gitlab-api/lib/Gitlab/Api/MergeRequests.php

...m4tthumphrey/php-gitlab-api/lib/Gitlab/Api/Milestones.php

...phrey/php-gitlab-api/lib/Gitlab/Api/ProjectNamespaces.php

...r/m4tthumphrey/php-gitlab-api/lib/Gitlab/Api/Projects.php