Update appveyor.yml
Update appveyor.yml

themoritz/cabal,gbaz/cabal,thomie/cabal,headprogrammingczar/cabal,kolmodin/cabal,gbaz/cabal,headprogrammingczar/cabal,sopvop/cabal,sopvop/cabal,mydaum/cabal,kolmodin/cabal,themoritz/cabal,Heather/cabal,sopvop/cabal,bennofs/cabal,mydaum/cabal,thomie/cabal,Heather/cabal,bennofs/cabal,themoritz/cabal