Changed type of helpful and nothelpful fields from unsigned int to int

Author: hschottm

src/Resources/contao/dca/tl_faq.php

@@ -9,11 +9,11 @@
 );
 
 $GLOBALS['TL_DCA']['tl_faq']['fields']['helpful'] = array(
-	'sql'                     => "int(10) unsigned NOT NULL default '0'"
+	'sql'                     => "int(10) NOT NULL default '0'"
 );
 
 $GLOBALS['TL_DCA']['tl_faq']['fields']['nothelpful'] = array(
-	'sql'                     => "int(10) unsigned NOT NULL default '0'"
+	'sql'                     => "int(10) NOT NULL default '0'"
 );
 
 $GLOBALS['TL_DCA']['tl_faq']['fields']['noComments']['eval'] = array('tl_class'=>'w50 m12');