-fixed simplypremium volume account
-added support for another GigabyteUpload linktype fixes #28659
-improved copycom errorhandling fixes #28677
-improved linksnappy errorhandling, usage without API is now possible fixes #28673

git-svn-id: svn://svn.jdownloader.org/jdownloader/trunk@25079 ebf7c1c2-ba36-0410-9fe8-c592906822b4