tools: move eslint from tools to tools/node_modules

This is required because we need to add the babel-eslint dependency
and it has to be able to resolve "eslint".
babel-eslint is required to support future ES features such as async
iterators and import.meta.

Refs: https://github.com/nodejs/node/pull/17755
PR-URL: https://github.com/nodejs/node/pull/17820
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

1 files changed, 55 insertions, 0 deletions

diff --git a/tools/node_modules/eslint/node_modules/trim-trailing-lines/readme.md b/tools/node_modules/eslint/node_modules/trim-trailing-lines/readme.md
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+# trim-trailing-lines [![Build Status][travtrim-trailing-lines]][travis] [![Coverage Status][codecov-badge]][codecov]
+
+Remove final newline characters from a string.
+
+## Installation
+
+[npm][]:
+
+```bash
+npm install trim-trailing-lines
+```
+
+## Usage
+
+```js
+var trimTrailingLines = require('trim-trailing-lines');
+
+trimTrailingLines('foo\nbar'); //=> 'foo\nbar'
+trimTrailingLines('foo\nbar\n'); //=> 'foo\nbar'
+trimTrailingLines('foo\nbar\n\n'); //=> 'foo\nbar'
+```
+
+## API
+
+### `trimTrailingLines(value)`
+
+Remove final newline characters from `value`.
+
+###### Parameters
+
+*   `value` (`string`) — Value with trailing newlines, coerced to string.
+
+###### Returns
+
+`string` — Value without trailing newlines.
+
+## License
+
+[MIT][license] © [Titus Wormer][author]
+
+<!-- Definitions -->
+
+[travtrim-trailing-lines]: https://img.shields.io/travis/wooorm/trim-trailing-lines.svg
+
+[travis]: https://travis-ci.org/wooorm/trim-trailing-lines
+
+[codecov-badge]: https://img.shields.io/codecov/c/github/wooorm/trim-trailing-lines.svg
+
+[codecov]: https://codecov.io/github/wooorm/trim-trailing-lines
+
+[npm]: https://docs.npmjs.com/cli/install
+
+[license]: LICENSE
+
+[author]: http://wooorm.com