Update README

README.md

@@ -1,8 +1,10 @@
 # Image Metadata (PHP 5.5+)
 
 [![Latest Version on Packagist][ico-version]][link-packagist]
-[![Software License][ico-license]](LICENSE.md)
 [![Total Downloads][ico-downloads]][link-downloads]
+[![Software License][ico-license]](LICENSE.md)
+[![CI Build Status][ico-ci]][link-ci]
+[![Style CI Build Status][ico-style-ci]][link-style-ci]
 
 > Adapted from [dchesterton/image](https://packagist.org/packages/dchesterton/image). Support panorama image.
 
@@ -192,8 +194,12 @@ $image->save();
 More GPano metadata see [Photo Sphere XMP Metadata](https://developers.google.com/streetview/spherical-metadata).
 
 [ico-version]: https://img.shields.io/packagist/v/ycs77/image-metadata?style=flat-square
-[ico-license]: https://img.shields.io/badge/license-MIT-brightgreen?style=flat-square
 [ico-downloads]: https://img.shields.io/packagist/dt/ycs77/image-metadata?style=flat-square
+[ico-license]: https://img.shields.io/badge/license-MIT-brightgreen?style=flat-square
+[ico-ci]: https://img.shields.io/travis/ycs77/php-image-metadata?style=flat-square
+[ico-style-ci]: https://github.styleci.io/repos/316908297/shield?style=flat-square
 
 [link-packagist]: https://packagist.org/packages/ycs77/image-metadata
 [link-downloads]: https://packagist.org/packages/ycs77/image-metadata
+[link-ci]: https://travis-ci.com/github/ycs77/php-image-metadata
+[link-style-ci]: https://github.styleci.io/repos/316908297