The party consisted of five characters: a tiefling warlock (infernal, naturally), a halfling rogue, a dwarf fighter (polearm specialist and opportunity attack monster), a human cleric, and an eladrin wizard.
Wow that's playing to type.
I hope that is just because it was cool or it felt right and not because you are a gimp if you don't. Not that any edition has been great about this but I would really be disappointed if racial benefits are so large that its just a bad decision not to play to type.