What’s the point in that? Seems like nothing good could come from this.

Misdemeanor battery conviction on my record and that is the only thing on my record, can I still get low income housing/apartm?

Maybe. File a Penal Code section 1203.4 Petition but don’t deny the conviction either.

Is it illegal for a 19 year old to get a 16 year old pregnant ?

I think you know the answer. No, it's not legal. See Penal Code section 261.5

What's the safest way to remove him? Any suggestions would be greatly appreciated?

You can't just "remove" somebody.....

One year from the date of the alleged offense. You're not entirely out of the woods yet. Keep checking.

If I’m obligated to go see o court?

If you’ve been served a subpoena, you must appear as ordered. It’s a court order.

What do I do if I have a conflict of interest with my current probation officer?

You have no control, zero, nada, zippo, over your assigned probation officer.

Is it fully legal and appropriate for me to accept a refund from my attorney?

Feel free to ask for a refund, but don't hold your breath nor start spending the money.

Do I have to pay for both parking tickets which where given to me the same day for parking in the red zone

Pay both.

What does a federal conviction translate to in the civilian world?

It’s certainly not good. You need your lawyer to explain this better.