Log Message:
Update to 1.04

Upstream changes:
1.04  Sat Jun 09 18:20:28 2018
        - fix docevot parser to disallow leading dot in dot-atom
        - fix generating and validating email addresses with empty user part
        - fix generating email address with leading or trailing dot in user part
        - try to parse invalid email addresses and mark them as invalid
        - when generating address do not escape an apostrophe character
        - fix formatting email addresses which contain nul bytes, TAB, LF or CR
        - fix formatting comments which contain nul bytes