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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

required: False
    default: yes
    type: bool
  locked:
    description:
      - Determines if the runner is locked or not.
    required: False
    default: False
    type: bool
  access_level:
    description:
      - Determines if a runner can pick up jobs from protected branches.
    required: False
    default: ref_protected
    choices: ["ref_protected", "not_protected"]
    type: str
  maximum_timeout:
    description:
      - The maximum timeout that a runner has to pick up a specific job.
    required: False
    default: 3600
    type: int
  run_untagged:
    description:
      - Run untagged jobs or not.
    required: False
    default: yes
    type: bool
  tag_list:
    description: The tags that apply to the runner.