Update joda-time to 2.10.6 (alexarchambault#185)

Merge pull request alexarchambault#181 from alexarchambault/updates

Updates

Provide implicit conversions from `scala.collection.Seq` in Scala 2.1…

…3 and up (alexarchambault#176)

Adding Heatmap trace implementation (alexarchambault#148)

Update joda-time to 2.10.5 (alexarchambault#128)

Switch to sbt-ci-release 1.4.31 (alexarchambault#122)

Merge pull request alexarchambault#81 from alexarchambault/shade-argo…

…naut

Shade argonaut-shapeless

Update argonaut-shapeless_6.2 to 1.2.0-M11 (alexarchambault#76)

Merge pull request alexarchambault#46 from alexarchambault/topic/dete…

…rministic-ids

Deterministic ids

Merge pull request alexarchambault#43 from sbrunk/automargin

Add a few axis options