Updated mediawiki/extensions
Project: mediawiki/extensions/UploadWizard  064621c9233b15bf9ac619a0744328310ab8836f

Better error messages.

Displaying the error code doesn't make much sense then the info can

Example
{"error":{"code":"http-curl-error","info":"Error fetching file from remote
source","0":"couldn't connect to host"}}

Bug: 27305
Change-Id: I84641dd92581de5bb546663ec60652d60f82cf65