Fix swagger errors

Fixes #287

endpoints/api/repository.py

@@ -31,7 +31,6 @@ class RepositoryList(ApiResource):
   """Operations for creating and listing repositories."""
   schemas = {
     'NewRepo': {
-      'id': 'NewRepo',
       'type': 'object',
       'description': 'Description of a new repository',
       'required': [
@@ -204,7 +203,6 @@ class Repository(RepositoryParamResource):
   """Operations for managing a specific repository."""
   schemas = {
     'RepoUpdate': {
-      'id': 'RepoUpdate',
       'type': 'object',
       'description': 'Fields which can be updated in a repository.',
       'required': [
@@ -315,7 +313,6 @@ class RepositoryVisibility(RepositoryParamResource):
   """ Custom verb for changing the visibility of the repository. """
   schemas = {
     'ChangeVisibility': {
-      'id': 'ChangeVisibility',
       'type': 'object',
       'description': 'Change the visibility for the repository.',
       'required': [