keep term details in elements array for 3rd party modifications

+++ b/term_reference_tree.module
@@ -414,13 +419,11 @@ function _term_reference_tree_build_item($element, $term, $form_state, $value, $
-    if (is_array($e)) {

This check is not needed because $e is initialized as array directly above:

$e = [ ... ];

That's why I removed the not required if statement here, just because I recognized it.

re-roll