need to merge upstream first
Revert "- if get the wrong menu name, default menu should be shown instead."

This reverts commit 972fda4c4d4420d57401ad6f66ee33c4127a4324.
need to merge upstream first
Revert "update document to be the same as version 1.1"

This reverts commit e917ced3fdd8b2d1ad71aeb46bbe0f6d05c8b986.
need to merge upstream first
Revert "upgrade to version 1.1"

This reverts commit 1fd7d656ecf302254ac5c52364bbb47854c37c0f.