Breaking Change: Prerelease version increments
Prior to sbt-release 1.4.0, if a prerelease version (for example 1.0.0-RC1) is incremented, the prerelease part RC1 is dropped, so 1.0.0-RC1 was incremented to 1.0.0. By default, sbt-release 1.4.0 increments prerelease versions by default, if it ends in a number. In other words, 1.0.0-RC1 is incremented to 1.0.0-RC2.
To restore...