skype on wp 8.1 ? changes does it ?

[Goosinurwife]

i found skype again for wp 8.1 this time it has an option to log in with skype name and password but be4 i try it since its still made by microsoft and ya when i click on it first time it did have the microsoft account info already there but i didnt click the log in with that button if i choose to log in with my old skype name an password that i had from way be4 microsoft took over will it automaticly change it an put alll the microsoft acount info in with the skype account making it useless to me since it show ppl my real name and then il just have to delete all the contacts and close down the account

let me know i need to know ok thnks