parser: more basic types
parser: more basic types

bool, enum and double.

Signed-off-by: Glauber Costa <f8b79557d19b40666ebe336545a0b6178af65685@cloudius-systems.com>
Reviewed-by: Nadav Har'El <625169824b719df98706d88646d0aae6f368ae4d@cloudius-systems.com>

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