prepare version 1.9.0

Author: rbri

pom.xml

@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>net.sourceforge.htmlunit</groupId>
     <artifactId>htmlunit-cssparser</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.9.0</version>
     <name>HtmlUnit CSS Parser</name>
     <packaging>jar</packaging>
     <description>CSS parser for HtmlUnit.</description>