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##### SUMMARY
<!--- Explain the problem briefly below -->

`python-gitlab` library release a new version [v1.13.0](https://github.com/python-gitlab/python-gitlab/releases/tag/v1.13.0). User/Password authentication as been removed completely causing all Ansible GitLab module to fail... 

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->

gitlab_group
gitlab_deploy_key
gitlab_hook
gitlab_project
gitlab_project_variable
gitlab_runner
gitlab_user

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
All versions

hooks = project.hooks.list()
        for hook in hooks:
            if (hook.url == hook_url):
                return hook
    '''
    @param project Project object
    @param hook_url Url to call on event
    '''
    def existsHook(self, project, hook_url):
        
        hook = self.findHook(project, hook_url)
        if hook:
            self.hookObject = hook
            return True
        return False
    def deleteHook(self):
        if self._module.check_mode:
            return True
        return self.hookObject.delete()
def main():