Before requesting a new feature it is highly recommended to check existing add-ins if such feature have been already implemented with them.
Read features list of
FASM Add-In - it was started as support for fasm, but then a lot of different features was added there to extend embedded, useful not only for fasm users.
If you have some experience in programming - try to write your own add-in: it worth to spend some time on it, then later you will not wait many days for your request (esp. if it is sharp specific), but just add a new subroutine into your personal add-in.