panic when login for github_organization doesn't exist closes #71

[ParthaI]

Integration test logs

Logs

N/A

Example query results

Results

> select * from github_organization where login = 'amazon';
+-------+------+------+----------+------------+---------------+------+---------------+---------+------------+-------------------------+-------------+------------+-------+------------+-----------+---------
| login | name | type | html_url | avatar_url | billing_email | blog | collaborators | company | created_at | default_repo_permission | description | disk_usage | email | events_url | followers | followin
+-------+------+------+----------+------------+---------------+------+---------------+---------+------------+-------------------------+-------------+------------+-------+------------+-----------+---------
+-------+------+------+----------+------------+---------------+------+---------------+---------+------------+-------------------------+-------------+------------+-------+------------+-----------+---------