Old PHP syntax issuing a warning on some installations of PHP

git-svn-id: http://svn.code.sf.net/p/itop/code/trunk@645 a333f486-631f-4898-b8df-5754b55c2be0

core/attributedef.class.inc.php

@@ -1281,7 +1281,7 @@ class AttributeDateTime extends AttributeDBField
 			break;
 						
 			default:
-			$oNewCondition = parent::GetSmartConditionExpression($sSearchText, $oField, &$aParams);
+			$oNewCondition = parent::GetSmartConditionExpression($sSearchText, $oField, $aParams);
 		}
 
 		return $oNewCondition;