Java Backend and optional Script Update Using Async and Global Contexts

[gmkll]

• Java Connector Backend has now java.nio methods (requires Java 7) and supports mode replace in FileManager. Logging is with slf4j.
• add Request Param in Auth.jsp, Optional UTf-8 support in Parameters in filemanager.jsp
• filemanager.js uses async ajax calls in configuration settings (and some more methods) and defines global context variable window.FileManager.