This macro is the multitool of boxing, and does everything it says on the tin.

/script AcceptGroup();
/script AcceptQuest();
/script AcceptTrade();
/script RetrieveCorpse();
/script RepopMe();


Bind it to a key on the clones for accepting.

As for looting, there is no fail proof way to do it with buttons each time. Most find it easier to just click, and no, there are no loot macros.