Updates command names in README
Updates command names in README

A few command names were out of date, this simply updates them.

Somasis/kakoune,Somasis/kakoune,jjthrash/kakoune,casimir/kakoune,danr/kakoune,flavius/kakoune,Somasis/kakoune,lenormf/kakoune,jjthrash/kakoune,danr/kakoune,alexherbo2/kakoune,mawww/kakoune,casimir/kakoune,alexherbo2/kakoune,occivink/kakoune,jkonecny12/kakoune,occivink/kakoune,flavius/kakoune,danr/kakoune,alexherbo2/kakoune,ekie/kakoune,mawww/kakoune,flavius/kakoune,ekie/kakoune,casimir/kakoune,mawww/kakoune,ekie/kakoune,Somasis/kakoune,mawww/kakoune,lenormf/kakoune,jjthrash/kakoune,alexherbo2/kakoune,flavius/kakoune,jkonecny12/kakoune,danr/kakoune,occivink/kakoune,occivink/kakoune,lenormf/kakoune,casimir/kakoune,ekie/kakoune,jjthrash/kakoune,jkonecny12/kakoune,jkonecny12/kakoune,lenormf/kakoune