Fix bug with asyncdispatch.async and discard statements.
Fix bug with asyncdispatch.async and discard statements.

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