Ubuntu 12.04 LTS
Install as many packages from Ubuntu repository as possible:
libghc-attoparsec-conduit-dev
libghc-aeson-dev
libghc-stm-dev
libghc-warp-dev
Packages binary and binary-bits are unavailable to this version, so you
need to install them via Cabal. To install them and the helovalo package
itself, run:
cabal update
cabal install