OPENDJ-3089 Several minor fixes from the PR

Nicolas Capponi

23.02.2016 ec6fcea7eb3b1013db8b26ff65327d3ab24077c9

 opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/util/ConfigFromConnection.java

@@ -317,7 +317,7 @@
        {
          // Update the schema: so that when we call the server code the
          // latest schema read on the server we are managing is used.
          DirectoryServer.setSchema(schema);
          DirectoryServer.getInstance().getServerContext().getSchemaHandler().updateSchema(schema);
        }
      }
      catch (OpenDsException oe)