do not reload slice if already loaded

models/org_team.go

@@ -88,7 +88,9 @@ func (t *Team) IsMember(userID int64) bool {
 }
 
 func (t *Team) getRepositories(e Engine) error {
-	t.Repos = nil
+	if t.Repos != nil {
+		return nil
+	}
 	return e.Join("INNER", "team_repo", "repository.id = team_repo.repo_id").
 		Where("team_repo.team_id=?", t.ID).
 		OrderBy("repository.name").