Fix indentation and improve code style

- Use tab instead of spaces
- Remove obsolete bridge description at start of the file
- Add spaces at the assignment operator ('=' -> ' = ')
- Remove unnecessary empty lines

bridges/ElsevierBridge.php

@@ -1,10 +1,4 @@
 <?php
-/**
- * ElsevierBridge
- *
- * @name Elsevier Bridge
- * @description Returns the recent articles published in Elsevier journals
- */
 class ElsevierBridge extends BridgeAbstract{
 	public function loadMetadatas() {
 
@@ -69,18 +63,15 @@ class ElsevierBridge extends BridgeAbstract{
 
 	public function collectData(array $param){
 		$uri = 'http://www.journals.elsevier.com/' . $param['j'] . '/recent-articles/';
-    $html = file_get_html($uri)
-      or $this->returnError('No results for Elsevier journal '.$param['j'], 404);
+		$html = file_get_html($uri) or $this->returnError('No results for Elsevier journal '.$param['j'], 404);
 
 		foreach($html->find('.pod-listing') as $article){
-
 			$item = new \Item();
 			$item->uri = $article->find('.pod-listing-header>a',0)->getAttribute('href').'?np=y';
 			$item->title = $article->find('.pod-listing-header>a',0)->plaintext;
 			$item->name = $this->ExtractArticleName($article);
 			$item->timestamp = $this->ExtractArticleTimestamp($article);
 			$item->content = $this->ExtractArticleContent($article);
-
 			$this->items[] = $item;
 		}
 	}
@@ -97,3 +88,4 @@ class ElsevierBridge extends BridgeAbstract{
 		return 43200; // 12h
 	}
 }
+?>