My RIRs are fairly friendly. We have two small children, and they play with the hens all the time. The RIRs don't really seek interaction though, unless there's food involved.
They can be a bit nippy if they get overly excited while competing for hand-fed treats, if there are several all trying...
Of the remaining ones on your list, the Buff Orpington would probably make the best "pet layer." They are docile and people-friendly. We like our RIRs, they get along with the kids just fine, but like Bluegrass said, they're rather food driven and kinda like cats! Our will come running to see if...