[Some questions about engine]

Iam really thank you for your answers 

[Some questions about engine]

Hello all, iam new here. Iam spent a lot of days looking for easy way how to make 2d mmorpg game. Iam really happy iam found this community and engine. I think iam ready to making my mmorpg game  But i have a some questions about engine.

What is server requiments for hosting and what OS i shoud choose for hosting ?

Exists any way how to make on my game PVP or PVP map ? Like a arena ?

Exist any webpages script like online registration or i must make it myself ?

Support engine mp3 formates or only midi ?

How to translate a game ? I didnt find any lang files at server or client folders

Exist any way how to make purchases for golds by a paypal ?

Sorry for my horrible english iam from heart od Europe Czech republic  and thanks for answers.