chore: remove greenkeeper

.travis.yml

@@ -4,11 +4,8 @@ node_js:
   - 8.4
 before_install:
   - npm install -g npm@5
-  - npm install -g greenkeeper-lockfile@1
 install:
   - npm install
 before_script:
-  - greenkeeper-lockfile-update
 after_script:
-  - greenkeeper-lockfile-upload
   - npm run coveralls

README.md

@@ -2,7 +2,6 @@
 
 [![version](https://img.shields.io/npm/v/electre-js.svg?style=flat)](https://www.npmjs.com/package/electre-js)  [![tests](http://img.shields.io/travis/liitfr/electre-js/master.svg?style=flat)](https://travis-ci.org/liitfr/electre-js)
 [![coverage](https://img.shields.io/coveralls/liitfr/electre-js.svg?style=flat)](https://coveralls.io/github/liitfr/electre-js?branch=master)  [![dependencies](http://img.shields.io/david/liitfr/electre-js.svg?style=flat)](https://david-dm.org/liitfr/electre-js)
-[![Greenkeeper badge](https://badges.greenkeeper.io/liitfr/electre-js.svg)](https://greenkeeper.io/)
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/f1a2b5421583482891725ddcae612e2e)](https://www.codacy.com/app/liitfr/electre-js?utm_source=github.com&utm_medium=referral&utm_content=liitfr/electre-js&utm_campaign=Badge_Grade)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 

package.json

@@ -36,16 +36,6 @@
   "files": [
     "lib"
   ],
-  "greenkeeper": {
-    "ignore": [
-      "eslint",
-      "eslint-config-airbnb",
-      "eslint-plugin-import",
-      "eslint-plugin-jsx-a11y",
-      "eslint-plugin-react",
-      "webpack"
-    ]
-  },
   "homepage": "https://github.com/liitfr/electre-js#readme",
   "keywords": [
     "decision making",