Add mocha and github actions badge

README.md

@@ -1,6 +1,6 @@
 FFmpeg.js
 =========
-[![Build Status](https://travis-ci.org/jeromewu/ffmpeg.js.svg?branch=master)](https://travis-ci.org/jeromewu/ffmpeg.js)
+[![Actions Status](https://github.com/jeromewu/ffmpeg.js/workflows/CI/badge.svg)](https://github.com/jeromewu/ffmpeg.js/actions)
 [![Maintenance](https://img.shields.io/badge/Maintained%3F-yes-green.svg)](https://github.com/jeromewu/ffmpeg.js/graphs/commit-activity)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![Code Style](https://badgen.net/badge/code%20style/airbnb/ff5a5f?icon=airbnb)](https://github.com/airbnb/javascript)

package-lock.json

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     }
   }
 }

package.json

@@ -31,6 +31,7 @@
   "devDependencies": {
     "eslint": "^6.1.0",
     "eslint-config-airbnb-base": "^14.0.0",
-    "eslint-plugin-import": "^2.18.2"
+    "eslint-plugin-import": "^2.18.2",
+    "mocha": "^6.2.2"
   }
 }