Fix link to users' guide.
Fix link to users' guide.

typelead/epm,sopvop/cabal,garetxe/cabal,fugyk/cabal,sopvop/cabal,rimmington/cabal,martinvlk/cabal,ian-ross/cabal,eric-stanley/cabal,mmakowski/cabal,enolan/cabal,mydaum/cabal,randen/cabal,rimmington/cabal,x-y-z/cabal,headprogrammingczar/cabal,edsko/cabal,kosmikus/cabal,plumlife/cabal,typelead/epm,beni55/cabal,trskop/cabal,Helkafen/cabal,thomie/cabal,thoughtpolice/cabal,mydaum/cabal,fpco/cabal,mightybyte/cabal,plumlife/cabal,Heather/cabal,x-y-z/cabal,eric-stanley/cabal,bennofs/cabal,christiaanb/cabal,sopvop/cabal,kolmodin/cabal,trskop/cabal,ian-ross/cabal,gbaz/cabal,mightybyte/cabal,valderman/cabal,triplepointfive/cabal,gbaz/cabal,beni55/cabal,kosmikus/cabal,thomie/cabal,triplepointfive/cabal,christiaanb/cabal,corngood/cabal,Helkafen/cabal,fpco/cabal,Heather/cabal,valderman/cabal,themoritz/cabal,anton-dessiatov/cabal,anton-dessiatov/cabal,randen/cabal,seereason/cabal,Peaker/cabal,enolan/cabal,plow-technologies/cabal,lukexi/cabal,themoritz/cabal,fugyk/cabal,bennofs/cabal,garetxe/cabal,thoughtpolice/cabal,lukexi/cabal,mmakowski/cabal,kolmodin/cabal,edsko/cabal,plow-technologies/cabal,ghc-android/cabal,gridaphobe/cabal,headprogrammingczar/cabal,gridaphobe/cabal,themoritz/cabal,ghc-android/cabal,seereason/cabal,Peaker/cabal,martinvlk/cabal,corngood/cabal