edx-solutions/edx-platform — pull request #31 by mattdrayer (2014-05-01 17:44:07+00:00)
Title: Filter group subgroups by group type

Filtering groups by type (eg, /groups?type=company) is already in place. I went ahead and implemented the subgroup filtering aspect (eg, /groups/(group_id)/groups?type=branch_office)

@martynjames @chrisndodge take a look and let me know if you have any Q's