documentation update + code fixes

.php_cs.dist

@@ -10,12 +10,27 @@ $finder = PhpCsFixer\Finder::create()
     ])
     ->in(__DIR__);
 
-return PhpCsFixer\Config::create()
-    ->setRules([
+    return PhpCsFixer\Config::create()
+    ->setRules(array(
         '@PSR1' => true,
         '@PSR2' => true,
-        '@Symfony' => true,
-        'concat_space' => ['spacing' => 'one'],
-        'phpdoc_no_alias_tag' => [],
-    ])
+        'array_syntax' => array('syntax' => 'short'),
+        'combine_consecutive_unsets' => true,
+        'no_extra_consecutive_blank_lines' => array(
+        'break',
+        'continue',
+        'extra',
+        'return',
+        'throw',
+        'use',
+        'parenthesis_brace_block',
+        'square_brace_block',
+        'curly_brace_block'
+        ),
+        'no_useless_else' => true,
+        'no_useless_return' => true,
+        'ordered_class_elements' => true,
+        'ordered_imports' => true,
+        'phpdoc_add_missing_param_annotation' => true
+        ))
     ->setFinder($finder);