Ignore cruft at the end of the version string.

src/java/com/threerings/getdown/data/Application.java

@@ -538,7 +538,7 @@ public class Application
 
         // parse the version out of the java.version system property
         String verstr = System.getProperty("java.version");
-        Matcher m = Pattern.compile("(\\d+)\\.(\\d+)\\.(\\d+)(_\\d+)?").matcher(verstr);
+        Matcher m = Pattern.compile("(\\d+)\\.(\\d+)\\.(\\d+)(_\\d+)?.*").matcher(verstr);
         if (!m.matches()) {
             // if we can't parse the java version we're in weird land and should probably just try
             // our luck with what we've got rather than try to download a new jvm