change printf calls in sxinit --list to use stdout (bb #496)
Add --bandwidth-limit option to sxls
only set timediff on 401
sxadm: use --owner instead of --run-as (bb#503)
Revert "Add --bandwidth-limit option to sxls"

This reverts commit 74a8f106dee7e58f89c30fbc6b1051743220987f.
sxsetup cleanup
sxserver: drop /data subdir from SX_DATA_DIR
change printf calls in sxinit --list to use stdout (bb #496)

Add --progress option to sxcp.

This options shows progress bars on standard output during file uploads
and downloads.
Add new progress output format.

Format is used to print progress like wget do when output is redirected
(exactly when stdout is not a terminal).
Add some minor fixes to progress bar
printing.
Merged conflicts