Lightweight Java Game Library Code

Applet package in nightly builds now cleaned of unused files so extra code to build file can be removed.

second attempt to clean applet package of unused files

attempt to clean nightly builds of unused files

Applet Package: clean up and split the applet download package, it should be much easier for noobs to pick it up now and less confusing.

AppletLoader: slight tweak to the behaviour of al_version

AppletLoader: set java.library.path to the folder containing natives, this should make it easier when using extra custom native files.

AppletLoader: slight tweak to use classloader the way Oracle recommend.

AppletLoader: fix mixed mode message when using custom logo images.

Fixed NPE when safeNewBuffer returns NULL.