Releasing

Change the version in gradle.properties to a non-SNAPSHOT version.
Update the CHANGELOG.md for the impending release.
Update the README.md with the new version.
git commit -am "Prepare for release X.Y.Z." (where X.Y.Z is the new version)
git tag -a X.Y.Z -m "Version X.Y.Z" (where X.Y.Z is the new version)
./gradlew clean bintrayUpload
Update the gradle.properties to the next SNAPSHOT version.
git commit -am "Prepare next development version."
git push && git push --tags

Prerequisites

First, you will need a Bintray account with access to the linkedin-spyglass organization.

Then, set the following environment variables:

BINTRAY_USER - Bintray username
BINTRAY_KEY - Bintray API key for the given user account