v0.11.0.1

• Add features for directory operations (upload/download directories and 'Upload all' 'Download all')
• Enable 'cut' operation (Ctrl+X)
• Fix to work sorting with File Type properly
• Remove . directory from the list in FTP mode
• Fix keep-alive requests (fix for not working timer)
• Add keep-alive calls for SFTP
• Add implementations for some extra Shell interfaces