Add compiler-specific configuration options for all compilers.
Add compiler-specific configuration options for all compilers.

xland/Nim,russpowers/Nim,sferik/Nim,Salafit/Nim,douglas-larocca/Nim,Salafit/Nim,BlaXpirit/nim,Salafit/Nim,bvssvni/Nim,fmamud/Nim,reactormonk/nim,Dhertz/Nim,russpowers/Nim,jsanjuas/Nim,zachaysan/Nim,JCavallo/Nim,reactormonk/nim,judofyr/Nim,gokr/Nim,mbaulch/Nim,haiodo/Nim,mbaulch/Nim,jfhg/Nim,haiodo/Nim,gokr/Nim,dom96/Nim,judofyr/Nim,jsanjuas/Nim,sferik/Nim,russpowers/Nim,msmith491/Nim,Dhertz/Nim,fredericksilva/Nim,zachaysan/Nim,Salafit/Nim,douglas-larocca/Nim,russpowers/Nim,JCavallo/Nim,fredericksilva/Nim,nimLuckyBull/Nim,douglas-larocca/Nim,mbaulch/Nim,mbaulch/Nim,msmith491/Nim,singularperturbation/Nim,endragor/Nim,sarvex/Nim-lang,BlaXpirit/nim,dom96/Nim,xland/Nim,sarvex/Nim-lang,Matt14916/Nim,fmamud/Nim,sferik/Nim,bvssvni/Nim,nanoant/Nim,fredericksilva/Nim,sferik/Nim,fmamud/Nim,fredericksilva/Nim,jsanjuas/Nim,greyanubis/Nim,xland/Nim,greyanubis/Nim,fmamud/Nim,singularperturbation/Nim,Senketsu/Nim,BlaXpirit/nim,Matt14916/Nim,dom96/Nim,Senketsu/Nim,endragor/Nim,nafsaka/Nim,russpowers/Nim,reactormonk/nim,tmm1/Nim,douglas-larocca/Nim,MrJohz/Nim,jfhg/Nim,endragor/Nim,greyanubis/Nim,bvssvni/Nim,tmm1/Nim,russpowers/Nim,jsanjuas/Nim,nanoant/Nim,Senketsu/Nim,sferik/Nim,msmith491/Nim,mbaulch/Nim,jfhg/Nim,nanoant/Nim,reactormonk/nim,xland/Nim,douglas-larocca/Nim,singularperturbation/Nim,haiodo/Nim,Dhertz/Nim,nafsaka/Nim,Senketsu/Nim,haiodo/Nim,douglas-larocca/Nim,tmm1/Nim,MrJohz/Nim,nimLuckyBull/Nim,singularperturbation/Nim,fmamud/Nim,nafsaka/Nim,tulayang/Nim,jsanjuas/Nim,Senketsu/Nim,judofyr/Nim,gokr/Nim,fredericksilva/Nim,tmm1/Nim,nimLuckyBull/Nim,dom96/Nim,jsanjuas/Nim,reactormonk/nim,haiodo/Nim,judofyr/Nim,sarvex/Nim-lang,tulayang/Nim,gokr/Nim,judofyr/Nim,singularperturbation/Nim,gokr/Nim,mbaulch/Nim,Salafit/Nim,msmith491/Nim,xland/Nim,Dhertz/Nim,douglas-larocca/Nim,fredericksilva/Nim,Senketsu/Nim,bvssvni/Nim,reactormonk/nim,JCavallo/Nim,singularperturbation/Nim,greyanubis/Nim,jfhg/Nim,Dhertz/Nim,douglas-larocca/Nim,zachaysan/Nim,MrJohz/Nim,kirbyfan64/Nim,BlaXpirit/nim,zachaysan/Nim,tulayang/Nim,Dhertz/Nim,sarvex/Nim-lang,bvssvni/Nim,greyanubis/Nim,tmm1/Nim,BlaXpirit/nim,Matt14916/Nim,gokr/Nim,endragor/Nim,mbaulch/Nim,tulayang/Nim,gokr/Nim,MrJohz/Nim,dom96/Nim,endragor/Nim,nafsaka/Nim,fredericksilva/Nim,Senketsu/Nim,MrJohz/Nim,kirbyfan64/Nim,jfhg/Nim,fredericksilva/Nim,dom96/Nim,judofyr/Nim,zachaysan/Nim,sferik/Nim,nanoant/Nim,judofyr/Nim,JCavallo/Nim,nimLuckyBull/Nim,endragor/Nim,kirbyfan64/Nim,kirbyfan64/Nim,MrJohz/Nim,singularperturbation/Nim,haiodo/Nim,Dhertz/Nim,nimLuckyBull/Nim,nanoant/Nim,bvssvni/Nim,xland/Nim,JCavallo/Nim,gokr/Nim,kirbyfan64/Nim,greyanubis/Nim,tulayang/Nim,jsanjuas/Nim,BlaXpirit/nim,MrJohz/Nim,nanoant/Nim,reactormonk/nim,greyanubis/Nim,kirbyfan64/Nim,sferik/Nim,nafsaka/Nim,xland/Nim,bvssvni/Nim,zachaysan/Nim,tmm1/Nim,nimLuckyBull/Nim,sferik/Nim,kirbyfan64/Nim,zachaysan/Nim,Salafit/Nim,Matt14916/Nim,JCavallo/Nim,nafsaka/Nim,JCavallo/Nim,judofyr/Nim,sarvex/Nim-lang,msmith491/Nim,nanoant/Nim,BlaXpirit/nim,tulayang/Nim,msmith491/Nim,russpowers/Nim,reactormonk/nim,endragor/Nim,Matt14916/Nim,nimLuckyBull/Nim,sarvex/Nim-lang,kirbyfan64/Nim,Matt14916/Nim,jfhg/Nim,tmm1/Nim,haiodo/Nim,fmamud/Nim,Matt14916/Nim,BlaXpirit/nim,Salafit/Nim,sarvex/Nim-lang,fmamud/Nim,jfhg/Nim,dom96/Nim,msmith491/Nim,nafsaka/Nim