unleash Java unit tests

tests/unit/unit.html

@@ -133,11 +133,11 @@ iframe {
   <div class="label">CPP</div>
   <div id="cpp_container" class="cont"><iframe src="runexe.n?cpp/Test-debug"></iframe></div>
 </div>
-<!--
 <div class="window">
   <div class="label">Java</div>
   <div id="java_container" class="cont"><iframe src="runjava.n"></iframe></div>
 </div>
+<!--
 <div class="window">
   <div class="label">C#</div>
   <div id="csharp_container" class="cont"><iframe src="runexe.n?cs/bin/cs"></iframe></div>