For source links, get original module from declaration name instead of environment.
For source links, get original module from declaration name instead of environment.

Getting it from the environment must have been a remnant from the
times when we were using unqualified names (versions 0.x).

haskell/haddock,JPMoresmau/haddock,Acidburn0zzz/haddock,mrBliss/haddock,Fuuzetsu/haddock,Fuuzetsu/haddock,jstolarek/haddock,idontgetoutmuch/haddock,haskell/haddock,randen/haddock,Acidburn0zzz/haddock,adamse/haddock,lamefun/haddock,haskell/haddock,jstolarek/haddock,mrhania/haddock,lamefun/haddock,Wizek/haddock,Fuuzetsu/haddock,beni55/haddock,jgm/haddock,beni55/haddock,adamse/haddock,idontgetoutmuch/haddock,Wizek/haddock,esmolanka/haddock,Mistuke/haddock,esmolanka/haddock,Wizek/haddock,Fuuzetsu/haddock,Helkafen/haddock,Helkafen/haddock,niteria/haddock,lamefun/haddock,Acidburn0zzz/haddock,Helkafen/haddock,haskell/haddock,Mistuke/haddock,sboosali/haddock,beni55/haddock,randen/haddock,esmolanka/haddock,randen/haddock,niteria/haddock,mrBliss/haddock,mrBliss/haddock,mrhania/haddock,adamse/haddock,sboosali/haddock,mrhania/haddock,sboosali/haddock,idontgetoutmuch/haddock,niteria/haddock,jgm/haddock,JPMoresmau/haddock,haskell/haddock,Mistuke/haddock,JPMoresmau/haddock