添加了MakerClusterer组件

[dqmmpb]

First of all, thank you for your contribution! :-)

Please makes sure that these checkboxes are checked before submitting your PR, thank you!

• [ ] Make sure that you propose PR to right branch: bugfix for master, feature for latest active branch vx.x.x.
• [ ] Rebase before creating a PR to keep commit history clear.
• [ ] Add some descriptions and refer relative issues for you PR.

Extra checklist: if** isNewFeature :

• [x] Update API docs for the component.
• [x] Update/Add demo to demonstrate new feature.
• [x] Update TypeScript definition for the component.