This bug was fixed in the package gnome-software - 3.20.1+git20160426.1.a976144-ubuntu-xenial-0ubuntu2
--------------- gnome-software (3.20.1+git20160426.1.a976144-ubuntu-xenial-0ubuntu2) yakkety; urgency=medium
* debian/patches/snap_mime_type.patch: - Mark as able to load .snap MIME type (LP: #1585867)
-- Robert Ancell <email address hidden> Fri, 03 Jun 2016 16:55:49 +1200
This bug was fixed in the package gnome-software - 3.20.1+ git20160426. 1.a976144- ubuntu- xenial- 0ubuntu2
--------------- git20160426. 1.a976144- ubuntu- xenial- 0ubuntu2) yakkety; urgency=medium
gnome-software (3.20.1+
* debian/ patches/ snap_mime_ type.patch:
- Mark as able to load .snap MIME type (LP: #1585867)
-- Robert Ancell <email address hidden> Fri, 03 Jun 2016 16:55:49 +1200