quick collada compile fix as a straight update would pull in the boost library as well for yet another dependency

Engine/lib/collada/src/dae/daeMetaElement.cpp

@@ -180,7 +180,7 @@ daeMetaElement::appendAttribute(daeMetaAttribute* attr)
 	else
 		_metaAttributes.append(attr);
 
-	if ((attr->getName() != NULL) &&
+	if ((attr->getName()) &&
 		(strcmp(attr->getName(),"id") == 0)) {
 		_metaID = attr;
 		_isTrackableForQueries = true;