If we use javaw.exe on Windows, we get a pop-up error when the JVM fails to

initialize.  Use java.exe instead when we try the optimum arguments.

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

@@ -797,7 +797,7 @@ public class Application
         ArrayList<String> args = new ArrayList<String>();
 
         // reconstruct the path to the JVM
-        args.add(LaunchUtil.getJVMPath(_appdir, _windebug));
+        args.add(LaunchUtil.getJVMPath(_appdir, _windebug || optimum));
 
         // add the classpath arguments
         args.add("-classpath");