Set $SSL_CERT_FILE

It's more standard than $OPENSSL_X509_CERT_FILE (which I guess was a
totally unnecessary patch to OpenSSL). Since curl respects
$SSL_CERT_FILE, it's no longer needed to set $CURL_CA_BUNDLE. Git
unfortunately doesn't.
mopdiy: Update from 0.18.3 to 0.19.0
mopidy-spotify: Update from 1.1.3 to 1.2.0
New package: mopidy-moped, a web client for the mopidy music player daemon
Add NixOS module for Mopidy, a music player daemon
elasticsearch: Fix error in NixOS module, systemd ExecStart path must be absolute.
pkgsi686Linux: Use 32b kernels (x86_64 kernels can't be built with 32b gcc).
haskell-nixpkgs.nix: update Cabal to version 1.20.0.2
haskell-hflags: re-generate with cabal2nix
Remove obsolete jackaudio version 1.
haskell-thyme: re-generate with cabal2nix
haskell-folds: update to version 0.6.2
haskell-free-game: update to version 1.1.78
haskell-easy-file: add version 0.2.0
haskell-parsers: update to version 0.12.1
haskell-nc-indicators: update to version 0.3
haskell-MFlow: update to version 0.4.5.6
haskell-adjunctions: update to version 4.2
haskell-atomic-primops: update to version 0.6.0.6
haskell-bindings-GLFW: update to version 3.0.3.3