Updated Finagle, Cats, Circe dependencies.

Library bump release.

finagle 6.34.0 -> 6.35.0
cats    0.4.1  -> 0.5.0
specs2  3.7    -> 3.8

Release 0.0.2.

Introduced roc-types module, along with ElementDecoder typeclasses
for basic Postgresql types.

Initial release

Initial ALPHA release.

We can authenticate against a Database, return a result,
and parse Int and String values from that Result.