[phpcs] Add missing rules

- Do not add spaces after opening or before closing parenthesis

  // Wrong
  if( !is_null($var) ) {
    ...
  }

  // Right
  if(!is_null($var)) {
    ...
  }

- Add space after closing parenthesis

  // Wrong
  if(true){
    ...
  }

  // Right
  if(true) {
    ...
  }

- Add body into new line
- Close body in new line

  // Wrong
  if(true) { ... }

  // Right
  if(true) {
    ...
  }

Notice: Spaces after keywords are not detected:

  // Wrong (not detected)
  // -> space after 'if' and missing space after 'else'
  if (true) {
    ...
  } else{
    ...
  }

  // Right
  if(true) {
    ...
  } else {
    ...
  }

bridges/DuckDuckGoBridge.php

@@ -31,7 +31,7 @@ class DuckDuckGoBridge extends BridgeAbstract {
 		$html = getSimpleHTMLDOM(self::URI . 'html/?kd=-1&q=' . $this->getInput('u') . $this->getInput('sort'))
 			or returnServerError('Could not request DuckDuckGo.');
 
-		foreach($html->find('div.results_links') as $element){
+		foreach($html->find('div.results_links') as $element) {
 			$item = array();
 			$item['uri'] = $element->find('a', 0)->href;
 			$item['title'] = $element->find('a', 1)->innertext;