main: Move messaging_service init code into a helper function
main: Move messaging_service init code into a helper function

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