Update pom file to v1.3 for a release.

Change-Id: I35fcf3aa8fc6c0200348e9b21e9b02cd79703a29

pom.xml

diff --git a/pom.xml b/pom.xml
index cf158e2..6a10f35 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
   <groupId>com.googlecode.prolog-cafe</groupId>
   <artifactId>PrologCafe</artifactId>
   <packaging>jar</packaging>
-  <version>1.3-SNAPSHOT</version>
+  <version>1.3</version>
   <name>Prolog Cafe</name>
 
   <mailingLists>