cql3: convert grammar for map literals and setting a map value by key
cql3: convert grammar for map literals and setting a map value by key

scylladb/scylla,duarten/scylla,respu/scylla,phonkee/scylla,asias/scylla,rentongzhang/scylla,shaunstanislaus/scylla,kangkot/scylla,glommer/scylla,asias/scylla,aruanruan/scylla,avikivity/scylla,duarten/scylla,rluta/scylla,shaunstanislaus/scylla,dwdm/scylla,senseb/scylla,bowlofstew/scylla,tempbottle/scylla,capturePointer/scylla,glommer/scylla,scylladb/scylla,justintung/scylla,victorbriz/scylla,gwicke/scylla,guiquanz/scylla,victorbriz/scylla,justintung/scylla,kjniemi/scylla,shaunstanislaus/scylla,guiquanz/scylla,bowlofstew/scylla,victorbriz/scylla,avikivity/scylla,rluta/scylla,gwicke/scylla,phonkee/scylla,stamhe/scylla,senseb/scylla,asias/scylla,avikivity/scylla,aruanruan/scylla,guiquanz/scylla,scylladb/scylla,dwdm/scylla,kjniemi/scylla,rluta/scylla,acbellini/scylla,eklitzke/scylla,phonkee/scylla,gwicke/scylla,senseb/scylla,capturePointer/scylla,dwdm/scylla,respu/scylla,tempbottle/scylla,linearregression/scylla,eklitzke/scylla,bowlofstew/scylla,raphaelsc/scylla,acbellini/scylla,rentongzhang/scylla,linearregression/scylla,kangkot/scylla,eklitzke/scylla,acbellini/scylla,linearregression/scylla,aruanruan/scylla,kjniemi/scylla,justintung/scylla,duarten/scylla,respu/scylla,raphaelsc/scylla,stamhe/scylla,kangkot/scylla,capturePointer/scylla,tempbottle/scylla,wildinto/scylla,rentongzhang/scylla,scylladb/scylla,wildinto/scylla,glommer/scylla,stamhe/scylla,wildinto/scylla,raphaelsc/scylla