Log Message:
Update cgoban-java to 3.3.21.  Notable changes include:

C14 - Fixed issue with MOTD and underlining.
S - Fixed escaper tagging issue.
S,C14,W - Updated German and French translations.
C14 - Fixed MOTD mangling issue.
c14 - Fixed problem with clicking past the ends of lines and
      paragraphs that end in links.