fix the script so it REALLY works on Linux

Michel Daviot

2014-04-27 5b2ec0a55d0483031669e7c9dbfd6e11c88031c3

 src/main/java/com/gitblit/manager/PluginManager.java

@@ -377,7 +377,7 @@
      List<PluginRegistration> list = getRegisteredPlugins();
      Iterator<PluginRegistration> itr = list.iterator();
      while (itr.hasNext()) {
         if (state != itr.next().getInstallState()) {
         if (state != itr.next().getInstallState(getSystemVersion())) {
            itr.remove();
         }
      }