Exposes in API the Repo entity's Size property

Signed-off-by: Guyzmo <[email protected]>

Author: guyzmo

models/repo.go

@@ -293,6 +293,7 @@ func (repo *Repository) APIFormat(permission *api.Permission) *api.Repository {
 		Description:   repo.Description,
 		Private:       repo.IsPrivate,
 		Empty:         repo.IsBare,
+		Size:          int(repo.Size/1024),
 		Fork:          repo.IsFork,
 		Mirror:        repo.IsMirror,
 		HTMLURL:       repo.HTMLURL(),