Bump version to 1.5.0 for release.

Author: nh13

version.sbt

@@ -3,5 +3,5 @@ gitHeadCommitSha in ThisBuild := scala.sys.process.Process("git rev-parse --shor
 
 // *** IMPORTANT ***
 // One of the two "version" lines below needs to be uncommented.
-version in ThisBuild := "1.4.0" // the release version
+version in ThisBuild := "1.5.0" // the release version
 // version in ThisBuild := s"1.5.0-${gitHeadCommitSha.value}-SNAPSHOT" // the snapshot version