0.4.0 (2018-08-30)

Breaking changes

• Move parsing code to Scala and remove Java support (#29)
• Encapsulate effects with cats-effect (#4)
• Add the ability to use an external referer database in Scala (#23)
• Support only JSON (#10)
• Use Sealed Hierarchy for Referer structure (#31)
• Don't include referers.json in jar (#30)
• Add PAID to the Medium enumeration (#14)
• Replace httpclient dependency (#28)

Build

• Cross-publish for Scala 2.11 and 2.12 (#12)
• Scala 2.12 support (#153)
• Publish scaladoc (#6)
• Integrate scalafmt (#2)
• Seperate BuildSettings and Dependencies into their own files (#33)
• Add Bintray credentials to .travis.yml (#26)
• Add Sonatype credentials to .travis.yml (#27)
• Add the ability to publish through sbt-bintray (#18)
• Add CI through Travis (#21)
• Remove openjdk from travis (#35)
• Bump SBT to 1.2.1 (#16)
• Integrate code coverage reports (#3)

Test

• Update Scala test suite to use new referer-tests.json (#9)
• Create explicit tests to express the recursive check logic (#11)
• Replace test referers database by a mock (#36)

Misc

• Add badges (#5)
• Extend copyright notice to 2018 (#15)
• Remove resolvers from the readme (#20)
• Remove cruft from .gitignore (#19)
• Add issue template (#17)
• Add pull request template (#8)
• Add CONTRIBUTING.md (#7)
• Update README markdown in according with CommonMark (#165)
• Update README to reflect milestone 0.4.0 changes (#25)