[FeedExpander] Fix typos

lib/FeedExpander.php

@@ -25,15 +25,15 @@ abstract class FeedExpander extends BridgeAbstract {
 		switch(true){
 		case isset($rssContent->item[0]):
 			$this->debugMessage('Detected RSS 1.0 format');
-			$this->feedType="RSS_1_0";
+			$this->feedType = "RSS_1_0";
 			break;
 		case isset($rssContent->channel[0]):
 			$this->debugMessage('Detected RSS 0.9x or 2.0 format');
-			$this->feedType="RSS_2_0";
+			$this->feedType = "RSS_2_0";
 			break;
 		case isset($rssContent->entry[0]):
 			$this->debugMessage('Detected ATOM format');
-			$this->feedType="ATOM_1_0";
+			$this->feedType = "ATOM_1_0";
 			break;
 		default:
 			$this->debugMessage('Unknown feed format/version');
@@ -41,7 +41,7 @@ abstract class FeedExpander extends BridgeAbstract {
 			break;
 		}
 
-		$this->{'collect_'.$this->feedType.'_data'}($rssContent,$maxItems);
+		$this->{'collect_' . $this->feedType . '_data'}($rssContent, $maxItems);
 	}
 
 	protected function collect_RSS_1_0_data($rssContent, $maxItems){