Code review comment for lp:~shawn111/bzr/lp_propose_message

> Turns out I needed to learn more about Unicode so I did a bit of reading
> online. I found some useful descriptions of Unicode[0] and the UTF-8
> encoding[1] on Wikipedia. Then I looked up specific information concerning
> Python support of Unicode and found a page documenting Python 2.7 usage.[2]
> An interesting excerpt from the Python documentation:
> -------------------------------------------------
> Tips for Writing Unicode-aware Programs
>
> This section provides some suggestions on writing software that deals with
> Unicode.
>
> The most important tip is:
> Software should only work with Unicode strings internally, converting to a
> particular encoding on output.
> -------------------------------------------------
> I appreciate your observation that the message string is a unicode object.
> That means we support multi-lingual input. It looks to me like in order to
> return the same type of string from Proposer.get_comment as before, we still
> want to remove leading and trailing whitespace (strip), and, from my reading,
> we still need to convert it to 'utf-8' for output (encode 'utf-8'), as that is
> the expected encoding for HTML.
>
> References:
> [0] https://en.wikipedia.org/wiki/Unicode
> [1] https://en.wikipedia.org/wiki/UTF-8
> [2] https://docs.python.org/2/howto/unicode.html

Actually, I often confusing python2 and python3 unicode or utf-8 related functions.
Thanks, I updated the code, again.