Fix README
Fix README

* typos
* escape "<-"

ekie/kakoune,Asenar/kakoune,Asenar/kakoune,alpha123/kakoune,alexherbo2/kakoune,alpha123/kakoune,occivink/kakoune,Asenar/kakoune,lenormf/kakoune,elegios/kakoune,alexherbo2/kakoune,mawww/kakoune,casimir/kakoune,jjthrash/kakoune,danr/kakoune,jkonecny12/kakoune,ekie/kakoune,alexherbo2/kakoune,alpha123/kakoune,danr/kakoune,ekie/kakoune,Somasis/kakoune,flavius/kakoune,mawww/kakoune,occivink/kakoune,alpha123/kakoune,flavius/kakoune,occivink/kakoune,Asenar/kakoune,mawww/kakoune,jjthrash/kakoune,casimir/kakoune,jkonecny12/kakoune,occivink/kakoune,casimir/kakoune,lenormf/kakoune,elegios/kakoune,jkonecny12/kakoune,lenormf/kakoune,flavius/kakoune,Somasis/kakoune,elegios/kakoune,Somasis/kakoune,lenormf/kakoune,jkonecny12/kakoune,elegios/kakoune,ekie/kakoune,alexherbo2/kakoune,flavius/kakoune,danr/kakoune,mawww/kakoune,jjthrash/kakoune,danr/kakoune,Somasis/kakoune,jjthrash/kakoune,casimir/kakoune