Provides functionality for querying information about groups, creating new ones, updating memberships, and deleting them.
$groups = new Bitbucket\API\Groups();
$groups->setCredentials(new Http\Message\Authentication\BasicAuth($bb_user, $bb_pass));
$groups->get($account_name);
$groups->get($account_name, array(
'group' => 'repo_name/administrators'
));
$groups->create($account_name, 'testers');
$groups->update($account_name, 'testers', array(
'accountname' => 'gentlero',
'name' => 'Dummy group'
));
$groups->delete($account_name, 'testers');