Handle UnicodeEncodeError related problems when printing messages in write_message().  Thanks to Mike Marino.
Handle UnicodeEncodeError related problems when printing messages in
write_message().  Thanks to Mike Marino.

tiborsimko/invenio-formatter,inveniosoftware/invenio-formatter,inveniosoftware/invenio-formatter,tiborsimko/invenio-formatter,tiborsimko/invenio-formatter,inveniosoftware/invenio-formatter