prepare release 4.2.0

Author: pariskol

pom.xml

@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>gr.sqlbrowserfx</groupId>
 	<artifactId>sqlbrowserfx</artifactId>
-	<version>4.1.1-SNAPSHOT</version>
+	<version>4.2.0</version>
 
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>