When a file is moved, try to move it on the remote as well

Instead of just copying it again with the new name and deleting the old one.
Fix initial syncing of files inside subdirectories
Tweak output of file moves

If the destination file should be ignored, a deletion message is printed rather than a moved message.
Add flag to exit after sync

Also change '[user@]hostname' to 'user@hostname' because of a bug in argparse.
v1.2