[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 {
    ...
  }

caches/FileCache.php

@@ -25,7 +25,7 @@ class FileCache implements CacheInterface {
 
 	public function getTime(){
 		$cacheFile = $this->getCacheFile();
-		if(file_exists($cacheFile)){
+		if(file_exists($cacheFile)) {
 			return filemtime($cacheFile);
 		}
 
@@ -34,16 +34,16 @@ class FileCache implements CacheInterface {
 
 	public function purgeCache($duration){
 		$cachePath = $this->getPath();
-		if(file_exists($cachePath)){
+		if(file_exists($cachePath)) {
 			$cacheIterator = new RecursiveIteratorIterator(
 			new RecursiveDirectoryIterator($cachePath),
 			RecursiveIteratorIterator::CHILD_FIRST
 			);
 
-			foreach($cacheIterator as $cacheFile){
+			foreach($cacheIterator as $cacheFile) {
 				if(in_array($cacheFile->getBasename(), array('.', '..', '.gitkeep')))
 					continue;
-				elseif($cacheFile->isFile()){
+				elseif($cacheFile->isFile()) {
 					if(filemtime($cacheFile->getPathname()) < time() - $duration)
 						unlink($cacheFile->getPathname());
 				}
@@ -56,7 +56,7 @@ class FileCache implements CacheInterface {
 	* @return self
 	*/
 	public function setPath($path){
-		if(is_null($path) || !is_string($path)){
+		if(is_null($path) || !is_string($path)) {
 			throw new \Exception('The given path is invalid!');
 		}
 
@@ -88,7 +88,7 @@ class FileCache implements CacheInterface {
 	* @return string Cache path
 	*/
 	protected function getPath(){
-		if(is_null($this->path)){
+		if(is_null($this->path)) {
 			throw new \Exception('Call "setPath" first!');
 		}
 
@@ -108,7 +108,7 @@ class FileCache implements CacheInterface {
 	* return string
 	*/
 	protected function getCacheName(){
-		if(is_null($this->param)){
+		if(is_null($this->param)) {
 			throw new \Exception('Call "setParameters" first!');
 		}