Added getObjectVars() to easily check if a Object has been modified:
$originalData = $object->getObjectVars();
modifications....
if($orignalData != $object->getObjectVars()){
 $object->save();
}

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@5490 1f8fe7d8-47f0-464c-8d0a-336f4953ab05