teams: Plug-in names to the UI

* Update the views to display team.name instead of team.slug.
* Add UI field to support defining name at team creation time.
* Update model to take name from provided options, defaulting to
  slug if not provided.
Prep OCaml for launch
Merge pull request #1062 from sit/ui-team-names

teams: Plug-in names to the UI
fix leap module/import for test runner