Add cs-fixer infrastructure like other apps

.gitignore

@@ -20,3 +20,6 @@ vendor
 
 # IDE
 nbproject
+
+# Tests
+.php_cs.cache

.php_cs.dist

@@ -0,0 +1,12 @@
+<?php
+
+$config = PhpCsFixer\Config::create();
+$config->getFinder()
+    ->exclude('vendor')
+    ->in(__DIR__);
+$config->setRules([
+    '@PSR1' => true,
+    '@Symfony' => true
+]);
+
+return $config;

.travis.yml

@@ -40,7 +40,7 @@ before_script:
 
 script:
   - if [ $RUN_PHPSTAN == "FALSE" ]; then find Core -name "*.php" | xargs -n1 php -l; fi
-  - if [ $RUN_PHPSTAN == "FALSE" ]; then ./vendor/bin/sabre-cs-fixer fix . --dry-run --diff; fi
+  - if [ $RUN_PHPSTAN == "FALSE" ]; then php vendor/bin/php-cs-fixer fix --dry-run --diff; fi
   - if [ $RUN_PHPSTAN == "TRUE" ]; then php vendor/bin/phpstan.phar analyse Core html; fi
 
 cache:

composer.json

@@ -19,7 +19,7 @@
         "symfony/yaml"  : "^3.4"
     },
     "require-dev" : {
-        "sabre/cs"      : "~0.0.6"
+        "friendsofphp/php-cs-fixer": "~2.16.1"
     },
     "replace" : {
         "jeromeschneider/baikal" : "self.version"
@@ -33,5 +33,13 @@
     },
     "support" : {
         "source" : "https://github.com/sabre-io/Baikal"
+    },
+    "scripts": {
+        "cs-fixer": [
+            "php-cs-fixer fix"
+        ],
+        "test": [
+            "composer cs-fixer"
+        ]
     }
 }