Added StyleCI

Author: luisdalmolin

.travis.yml

@@ -1,15 +1,9 @@
 language: php
 
 php:
-  - 7.1
   - 7.2
   - 7.3
 
-env:
-  matrix:
-    - COMPOSER_FLAGS="--prefer-lowest"
-    - COMPOSER_FLAGS=""
-
 before_script:
   - travis_retry composer self-update
   - travis_retry composer update ${COMPOSER_FLAGS} --no-interaction --prefer-source

README.md

@@ -2,7 +2,7 @@
 
 [![Latest Version on Packagist](https://img.shields.io/packagist/v/kirschbaum-development/bee-plugin-php-client.svg?style=flat-square)](https://packagist.org/packages/kirschbaum-development/bee-plugin-php-client)
 [![Build Status](https://travis-ci.org/kirschbaum-development/bee-plugin-php-client.svg?branch=master)](https://travis-ci.org/kirschbaum-development/bee-plugin-php-client)
-[![Quality Score](https://img.shields.io/scrutinizer/g/kirschbaum-development/bee-plugin-php-client.svg?style=flat-square)](https://scrutinizer-ci.com/g/kirschbaum-development/bee-plugin-php-client)
+[![StyleCI](https://github.styleci.io/repos/202812418/shield?branch=master)](https://github.styleci.io/repos/202812418)
 [![Total Downloads](https://img.shields.io/packagist/dt/kirschbaum-development/bee-plugin-php-client.svg?style=flat-square)](https://packagist.org/packages/kirschbaum-development/bee-plugin-php-client)
 
 PHP client to interact with Bee's plugin API. This includes the [Message Services API](https://docs.beefree.io/message-services-api-reference/) and a convinient way to use [authorization](https://docs.beefree.io/authorization-process/).