method :  "remove_user_from_users_group"

    args:     {

                "usersgroupid" : "<users group id or name>",

                "userid" : "<user_id or username>",

              }

OUTPUT::

    id : <id_given_in_input>

    result: {

              "success":  True|False,  # depends on if member is in group

              "msg": "removed member <username> from users group <groupname> | 

                      User wasn't in group"

            }

    error:  null

get_repo

--------

Gets an existing repository by it's name or repository_id. Members will return

either users_group or user associated to that repository. This command can be 

executed only using api_key belonging to user with admin 

rights or regular user that have at least read access to repository.

INPUT::

    id : <id_for_response>

    api_key : "<api_key>"

    method :  "get_repo"

    args:     {

                "repoid" : "<reponame or repo_id>"

              }

OUTPUT::

    id : <id_given_in_input>

    result: None if repository does not exist or

            {

                "repo_id" :          "<repo_id>",

                "repo_name" :        "<reponame>"

                "repo_type" :        "<repo_type>",

                "clone_uri" :        "<clone_uri>",

                "enable_downloads":  "<bool>",

                "enable_locking":    "<bool>",

                "enable_statistics": "<bool>",                

                "private":           "<bool>",

                "description" :      "<description>",

                "landing_rev":       "<landing_rev>",

                "owner":             "<repo_owner>",

                "fork_of":           "<name_of_fork_parent>",

                "members" :     [

                                  { 

                                    "type": "user",

                                    "permission" : "repository.(read|write|admin)"

                                  },

                                  …

                                  { 

                                    "type": "users_group",

                                    "id" :       "<usersgroupid>",

                                    "name" :     "<usersgroupname>",

                                    "active":    "<bool>",

                                    "permission" : "repository.(read|write|admin)"

                                  },

                                  …

                                ]

            }

    error:  null

get_repos

---------

Lists all existing repositories. This command can be executed only using 

api_key belonging to user with admin rights or regular user that have 

admin, write or read access to repository.

INPUT::

    id : <id_for_response>

    api_key : "<api_key>"

    method :  "get_repos"

    args:     { }

OUTPUT::

    id : <id_given_in_input>

    result: [

              {

                "repo_id" :          "<repo_id>",

                "repo_name" :        "<reponame>"

                "repo_type" :        "<repo_type>",

                "clone_uri" :        "<clone_uri>",

                "private": :         "<bool>",

                "created_on" :       "<datetimecreated>",                

                "description" :      "<description>",

                "landing_rev":       "<landing_rev>",

                "owner":             "<repo_owner>",

                "fork_of":           "<name_of_fork_parent>",

                "enable_downloads":  "<bool>",

                "enable_locking":    "<bool>",

        Creates an db based ui object for this repository

        """

        from rhodecode.lib.utils import make_ui

        return make_ui('db', clear_session=False)

    @classmethod

    def inject_ui(cls, repo, extras={}):

        from rhodecode.lib.vcs.backends.hg import MercurialRepository

        from rhodecode.lib.vcs.backends.git import GitRepository

        required = (MercurialRepository, GitRepository)

        if not isinstance(repo, required):

            raise Exception('repo must be instance of %s' % required)

        # inject ui extra param to log this action via push logger

        for k, v in extras.items():

            repo._repo.ui.setconfig('rhodecode_extras', k, v)

    @classmethod

    def is_valid(cls, repo_name):

        """

        returns True if given repo name is a valid filesystem repository

        :param cls:

        :param repo_name:

        """

        from rhodecode.lib.utils import is_valid_repo

        return is_valid_repo(repo_name, cls.base_path())

    def get_api_data(self):

        """

        Common function for generating repo api data

        """

        repo = self

        data = dict(

            repo_id=repo.repo_id,

            repo_name=repo.repo_name,

            repo_type=repo.repo_type,

            clone_uri=repo.clone_uri,

            private=repo.private,

            created_on=repo.created_on,

            description=repo.description,

            landing_rev=repo.landing_rev,

            owner=repo.user.username,

            fork_of=repo.fork.repo_name if repo.fork else None,

            enable_statistics=repo.enable_statistics,

            enable_locking=repo.enable_locking,

        )

        return data

    @classmethod

    def lock(cls, repo, user_id):

        repo.locked = [user_id, time.time()]

        Session().add(repo)

        Session().commit()

    @classmethod

    def unlock(cls, repo):

        repo.locked = None

        Session().add(repo)

        Session().commit()

    @property

    def last_db_change(self):

        return self.updated_on

    def clone_url(self, **override):

        from pylons import url

        from urlparse import urlparse

        import urllib

        parsed_url = urlparse(url('home', qualified=True))

        default_clone_uri = '%(scheme)s://%(user)s%(pass)s%(netloc)s%(prefix)s%(path)s'

        decoded_path = safe_unicode(urllib.unquote(parsed_url.path))

        args = {

           'user': '',

           'pass': '',

           'scheme': parsed_url.scheme,

           'netloc': parsed_url.netloc,

           'prefix': decoded_path,

           'path': self.repo_name

        }

        args.update(override)

        return default_clone_uri % args

    #==========================================================================

    # SCM PROPERTIES

    #==========================================================================

    def get_changeset(self, rev=None):

        return get_changeset_safe(self.scm_instance, rev)

    def get_landing_changeset(self):

        """