Revert "all: Use ->remove() instead of ->outertext = ''"

This reverts commit 052844f5e1.

There is a bug in ->remove() that causes the parser to incorrectly
identify elements in the DOM tree that shouldn't exist anymore.

References #1151

bridges/ScmbBridge.php

@@ -18,7 +18,7 @@ class ScmbBridge extends BridgeAbstract {
 			$item['title'] = $article->find('header h1 a', 0)->innertext;
 
 			// remove text "En savoir plus" from anecdote content
-			$article->find('span.read-more', 0)->remove();
+			$article->find('span.read-more', 0)->outertext = '';
 			$content = $article->find('p.summary a', 0)->innertext;
 
 			// remove superfluous spaces at the end