changelog of the current development status, as one or more of these problems
may have been fixed since this was written!
+88. libcurl doesn't support CURLINFO_FILETIME for SFTP transfers and thus
+ curl's -R option also doesn't work then.
+
87. -J/--remote-header-name doesn't decode %-encoded file names. RFC6266
details how it should be done. The can of worm is basically that we have no
charset handling in curl and ascii >=128 is a challenge for us. Not to