Add rules option

Merged fixers and level options

src/beautifiers/php-cs-fixer.coffee

@@ -20,8 +20,7 @@ module.exports = class PHPCSFixer extends Beautifier
     configFile = if context? and context.filePath? then @findFile(path.dirname(context.filePath), '.php_cs')
     phpCsFixerOptions = [
       "fix"
-      "--level=#{options.level}" if options.level
-      "--fixers=#{options.fixers}" if options.fixers
+      "--rules=#{options.rules}" if options.rules
       "--config-file=#{configFile}" if configFile
     ]
     runOptions = {

src/languages/php.coffee

@@ -27,14 +27,10 @@ module.exports = {
       type: 'string'
       default: ""
       description: "Path to the `php-cs-fixer` CLI executable"
-    fixers:
+    rules:
       type: 'string'
       default: ""
-      description: "Add fixer(s). i.e. linefeed,-short_tag,indentation"
-    level:
-      type: 'string'
-      default: ""
-      description: "By default, all PSR-2 fixers and some additional ones are run."
+      description: "Add rule(s). i.e. line_ending,-full_opening_tag,@PSR2"
     phpcbf_path:
       title: "PHPCBF Path"
       type: 'string'