file upload
support remote UC result
support upload
add dependencies for multipart requests
Merge branch 'alex_file_handler' of git@github.com:xwic/appkit.git into appkit_5.1

Conflicts:
	de.xwic.appkit.core/src/de/xwic/appkit/core/remote/server/RemoteDataAccessServlet.java
	de.xwic.appkit.core/src/de/xwic/appkit/core/remote/server/RemoteFileAccessHandler.java
we don't always use printwriter
don't crash when we have no entity
Merge branch 'appkit_5.1' of git@github.com:xwic/appkit.git into eugen_Maven_Scripts

Conflicts:
	de.xwic.libs.common/.classpath
Eclipse launcher