Update the README with modifier key definitions.
Update the README with modifier key definitions.
smblott-github/vimium-smblott,borgified/vimium,decaffeinate-examples/vimium,douglas-larocca/vimium,poacher2k/vimium,Robinson10240/vimium,VPashkov/vimium,philc/vimium,poacher2k/vimium,Aleroniponi/vimium,PrestanceDesign/vimium,bkudria/vimium,zhangmin510/vimium,PickRelated/vimium,mrmr1993/vimium,tuchangwei/vimium,cyrixhero/vimium,willsALMANJ/vimium,smblott-github/vimium,borgified/vimium,Aleroniponi/vimium,zhangmin510/vimium,shaung/vimium,willsALMANJ/vimium,douglas-larocca/vimium,elegantwww/vimium,mrmr1993/vimium,smblott-github/vimium-smblott,Robinson10240/vimium,PrestanceDesign/vimium,PickRelated/vimium,elegantwww/vimium,willsALMANJ/vimium,csmalin/vimium,douglas-larocca/vimium,mrmr1993/vimium,jb55/vimium-plus,wildeyes/vimium,hhsue/vimium,justalittlenoob/vimium,cyrixhero/vimium,Lw-Cui/vimium,poacher2k/vimium,dimatter/vimium,gdh1995/vimium,elderbas/vimium,VPashkov/vimium,decaffeinate-examples/vimium,csmalin/vimium,tuchangwei/vimium,justalittlenoob/vimium,Lw-Cui/vimium,crazypenguincode/vimium,dimatter/vimium,crazypenguincode/vimium,hhsue/vimium,tuchangwei/vimium,cyrixhero/vimium,gdh1995/vimium,zhangmin510/vimium,borgified/vimium,PickRelated/vimium,bkudria/vimium,Aleroniponi/vimium,decaffeinate-examples/vimium,elegantwww/vimium,jb55/vimium-plus,smblott-github/vimium,llimllib/vimium,hhsue/vimium,dimatter/vimium,gdh1995/vimium,bkudria/vimium,philc/vimium,elderbas/vimium,Lw-Cui/vimium,VPashkov/vimium,wildeyes/vimium,Robinson10240/vimium,philc/vimium,wildeyes/vimium,PrestanceDesign/vimium,csmalin/vimium,elderbas/vimium,justalittlenoob/vimium,smblott-github/vimium