chore: remove commander

Author: arek czogala

.github/workflows/test_on_pr.yml

@@ -3,7 +3,7 @@ name: Test Pull Request into master branch
 on:
   pull_request:
     branches:
-    - master
+      - master
 
 jobs:
   test:

.npmignore

@@ -8,5 +8,4 @@ test/
 .npmignore
 __mocks__
 .vscode/
-.circleci/
 .DS_Store

README.md

@@ -6,7 +6,7 @@ GELF transformer is a tool which receives json formatted logs from the stdin and
 It can also use a custom [mapping schema](###CustomFields)</sup> to fill the output log with more data.
 
 
->[![CircleCI](https://img.shields.io/circleci/build/github/makeros/gelf-transformer/master)](https://circleci.com/gh/makeros/gelf-transformer/tree/master) [![NPM](https://img.shields.io/npm/v/gelf-transformer)](https://www.npmjs.com/package/gelf-transformer) ![NPM download](https://img.shields.io/npm/dw/gelf-transformer)
+[![NPM](https://img.shields.io/npm/v/gelf-transformer)](https://www.npmjs.com/package/gelf-transformer) ![NPM download](https://img.shields.io/npm/dw/gelf-transformer)
 
 
 ### Contents

package-lock.json

@@ -33,7 +33,6 @@
   ],
   "homepage": "https://github.com/makeros/gelf-transformer#readme",
   "dependencies": {
-    "commander": "^3.0.1",
     "fast-json-parse": "^1.0.3",
     "fast-json-stringify": "^2.4.2",
     "lodash.get": "^4.4.2",