Mark release version 0.4.0

Author: jpsacha

build.sbt

@@ -10,7 +10,7 @@ import scala.xml.{Node => XmlNode, NodeSeq => XmlNodeSeq, _}
 // JAR_BUILT_BY      - Name to be added to Jar metadata field "Built-By" (defaults to System.getProperty("user.name")
 //
 
-val projectVersion = "0.3.6.1-SNAPSHOT"
+val projectVersion = "0.4.0"
 val versionTagDir  = if (projectVersion.endsWith("SNAPSHOT")) "master" else "v." + projectVersion
 val _scalaVersions = Seq("2.13.7", "2.12.15", "3.0.2", "3.1.0")
 val _scalaVersion  = _scalaVersions.head