- Fix namespace drop down to save the namespace last selected (and validate)

- Add a "can_create_repo" entry to the organization and have orgs grayed out in the new repo view if the user cannot create a repo
- Fix the multiple-orgs bug in the model
- Have the "create new repository" button disappear on landing if the org is selected and the user does not have create permissions for that org

data/model.py

@@ -322,7 +322,7 @@ def verify_user(username, password):
 
 def get_user_organizations(username):
   UserAlias = User.alias()
-  all_teams = User.select().join(Team).join(TeamMember)
+  all_teams = User.select().distinct().join(Team).join(TeamMember)
   with_user = all_teams.join(UserAlias, on=(UserAlias.id == TeamMember.user))
   return with_user.where(User.organization == True,
                          UserAlias.username == username)