Add travis badge

Author: ehmicky

README.md

@@ -1,4 +1,4 @@
-[![downloads](https://img.shields.io/npm/dt/log-process-errors.svg?logo=npm)](https://www.npmjs.com/package/log-process-errors) [![last commit](https://img.shields.io/github/last-commit/autoserver-org/log-process-errors.svg?logo=github&logoColor=white)](https://github.com/autoserver-org/log-process-errors/graphs/contributors) [![license](https://img.shields.io/badge/license-Apache%202.0-4cc61e.svg?logo=github&logoColor=white)](https://www.apache.org/licenses/LICENSE-2.0) [![Coverage Status](https://img.shields.io/coveralls/github/autoserver-org/log-process-errors.svg?label=test%20coverage&logo=travis)](https://coveralls.io/github/autoserver-org/log-process-errors?branch=master) [![npm](https://img.shields.io/npm/v/log-process-errors.svg?logo=npm)](https://www.npmjs.com/package/log-process-errors) [![node](https://img.shields.io/node/v/log-process-errors.svg?logo=node.js)](#) [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg?logo=javascript)](https://standardjs.com) [![eslint-config-standard-prettier-fp](https://img.shields.io/badge/eslint-config--standard--prettier--fp-4cc61e.svg?logo=eslint&logoColor=white)](https://github.com/autoserver-org/eslint-config-standard-prettier-fp) [![Gitter](https://img.shields.io/gitter/room/autoserver-org/log-process-errors.svg?logo=gitter)](https://gitter.im/autoserver-org/log-process-errors)
+[![downloads](https://img.shields.io/npm/dt/log-process-errors.svg?logo=npm)](https://www.npmjs.com/package/log-process-errors) [![last commit](https://img.shields.io/github/last-commit/autoserver-org/log-process-errors.svg?logo=github&logoColor=white)](https://github.com/autoserver-org/log-process-errors/graphs/contributors) [![license](https://img.shields.io/badge/license-Apache%202.0-4cc61e.svg?logo=github&logoColor=white)](https://www.apache.org/licenses/LICENSE-2.0) [![Coverage Status](https://img.shields.io/coveralls/github/autoserver-org/log-process-errors.svg?label=test%20coverage&logo=travis)](https://coveralls.io/github/autoserver-org/log-process-errors?branch=master) [![travis](https://img.shields.io/travis/autoserver-org/log-process-errors.svg?logo=travis)](https://travis-ci.org/autoserver-org/log-process-errors/builds) [![npm](https://img.shields.io/npm/v/log-process-errors.svg?logo=npm)](https://www.npmjs.com/package/log-process-errors) [![node](https://img.shields.io/node/v/log-process-errors.svg?logo=node.js)](#) [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg?logo=javascript)](https://standardjs.com) [![eslint-config-standard-prettier-fp](https://img.shields.io/badge/eslint-config--standard--prettier--fp-4cc61e.svg?logo=eslint&logoColor=white)](https://github.com/autoserver-org/eslint-config-standard-prettier-fp) [![Gitter](https://img.shields.io/gitter/room/autoserver-org/log-process-errors.svg?logo=gitter)](https://gitter.im/autoserver-org/log-process-errors)
 
 Log all process errors on the console (or using a custom logger): [`uncaughtException`](https://nodejs.org/api/process.html#process_event_uncaughtexception), [`unhandledRejection`](https://nodejs.org/api/process.html#process_event_unhandledrejection), [`rejectionHandled`](https://nodejs.org/api/process.html#process_event_rejectionhandled), [`multipleResolves`](https://nodejs.org/api/process.html#process_event_multipleresolves) and [`warning`](https://nodejs.org/api/process.html#process_event_warning).