Read env in a case-insensitive manner, and set empty values to true.
Read env in a case-insensitive manner, and set empty values to true.

chadnickbok/npm,thomblake/npm,evanlucas/npm,yodeyer/npm,chadnickbok/npm,lxe/npm,kriskowal/npm,DIREKTSPEED-LTD/npm,haggholm/npm,chadnickbok/npm,princeofdarkness76/npm,Volune/npm,yibn2008/npm,segrey/npm,DaveEmmerson/npm,midniteio/npm,cchamberlain/npm,midniteio/npm,DIREKTSPEED-LTD/npm,thomblake/npm,kemitchell/npm,yibn2008/npm,misterbyrne/npm,rsp/npm,rsp/npm,yyx990803/npm,cchamberlain/npm,yibn2008/npm,evocateur/npm,TimeToogo/npm,TimeToogo/npm,segment-boneyard/npm,evocateur/npm,kimshinelove/naver-npm,haggholm/npm,kriskowal/npm,evocateur/npm,DaveEmmerson/npm,yodeyer/npm,segrey/npm,Volune/npm,evanlucas/npm,kriskowal/npm,cchamberlain/npm,yodeyer/npm,segment-boneyard/npm,segmentio/npm,xalopp/npm,kimshinelove/naver-npm,xalopp/npm,segmentio/npm,kemitchell/npm,lxe/npm,misterbyrne/npm,TimeToogo/npm,yyx990803/npm,midniteio/npm,cchamberlain/npm-msys2,princeofdarkness76/npm,DIREKTSPEED-LTD/npm,rsp/npm,segment-boneyard/npm,haggholm/npm,segrey/npm,ekmartin/npm,yyx990803/npm,thomblake/npm,lxe/npm,ekmartin/npm,xalopp/npm,misterbyrne/npm,segmentio/npm,cchamberlain/npm-msys2,evanlucas/npm,cchamberlain/npm-msys2,Volune/npm,ekmartin/npm,DaveEmmerson/npm,kimshinelove/naver-npm,princeofdarkness76/npm,kemitchell/npm