Set version to 0.0.3 for release tag

Author: Bischoff, Silas

pom.xml

@@ -26,7 +26,7 @@
     <description>REST interface for openVALIDATION.</description>
     <url>https://www.openvalidation.io</url>
     <packaging>jar</packaging>
-    <version>0.0.4-SNAPSHOT</version>
+    <version>0.0.3</version>
     <licenses>
         <license>
             <name>Apache License 2.0</name>