Kraken

Haskell bindings to the Kraken API.

Early stage work in progress.

To do

Enforce non-empty lists for relevant requests (e.g. query trades?)
Prefix enums with enum name
Untyped requests
Return types for private account services
Private trading services
Restrict OHLC bar intervals
Handle 'since' / last' - JSON can be number or string
Add tests
Develop kraken executable into a full command-line tool