Bump JmeVersion to 3.0.4

git-svn-id: https://jmonkeyengine.googlecode.com/svn/branches/3.0final@10910 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/system/JmeVersion.java

@@ -32,5 +32,5 @@
 package com.jme3.system;
 
 public class JmeVersion {
-    public static final String FULL_NAME = "jMonkeyEngine 3.0.3";
+    public static final String FULL_NAME = "jMonkeyEngine 3.0.4";
 }