Log Message:
Update kftpgrabber to version 0.6.0.

* 0.6.0
CHG: KFTPGrabber has now moved to KDE Extragear, so the build system has
     been slightly changed
FIX: Resuming files using SFTP
FIX: Do not refetch directory listings while processing the queue
FIX: Queue/server management related crash
FIX: Incorrect directory progress when aborting transfer

* 0.6.0-beta2
FIX: Request for password when selecting anonymous in quick connect dialog
FIX: Set the correct home dir on some remote connections
FIX: Bookmark related crash
FIX: Proper encoding of URLs in the queue file
FIX: One month timeshift when doing MDTM

* 0.6.0-beta1
ADD: According to the KDE HIG minimize to tray if the mainwindow is closed
ADD: Experimental support for multiple threads
ADD: Traffic graph
ADD: Commonly used site commands for GlFTPD (more to follow)
ADD: Support for setting per-site encoding
CHG: Updated libssh to the latest version to support keyboard-interactive
     auth
CHG: Removed howl in favor of KDNSSD Zeroconf API
FIX: Lots of crash fixes
FIX: Rewritten directory listing parser
FIX: Different queue improvements and bugfixes