replace jest with ava

node_modules/trim-off-newlines/readme.md

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+# trim-off-newlines [![Build Status](https://travis-ci.org/stevemao/trim-off-newlines.svg?branch=master)](https://travis-ci.org/stevemao/trim-off-newlines)
+
+> Similar to [`String#trim()`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/Trim) but removes only newlines
+
+
+## Install
+
+```
+$ npm install --save trim-off-newlines
+```
+
+
+## Usage
+
+```js
+var trimOffNewlines = require('trim-off-newlines');
+
+trimOffNewlines('\n\nunicorns\n\n');
+//=> 'unicorns'
+```
+
+
+## Related
+
+- [`trim-left`](https://github.com/sindresorhus/trim-left) - Similar to `String#trim()` but removes only whitespace on the left
+- [`trim-right`](https://github.com/sindresorhus/trim-right) - Similar to `String#trim()` but removes only whitespace on the right
+
+
+## License
+
+MIT © [Steve Mao](https://github.com/stevemao)