[web/test] return the hash of uploaded files in FileUploadTC instead of their contents json must be unicode, which doesn't go well with arbitrary file contents. Compute the file hash instead, as we know the hexdigest is (ascii) text.

     1

usr/bin/cubicweb-ctl usr/bin/

     2

usr/lib/python2*/*-packages/cubicweb/cwctl.py

     3

../cubicweb-ctl.bash_completion etc/bash_completion.d/cubicweb-ctl