[MacPorts] DraftKeywordGuidelines modified

[Rainer Müller]

On 2011-08-26 20:00 , Ryan Schmidt wrote:
> Agreed, these keywords seem to work well. This page could be expanded with some premade searches for some of these keywords:
> 
> https://trac.macports.org/wiki/Tickets#Keywords

I guess we can delete the other keywords listed there as they have not
been adopted to widespread use.

Also I would propose to move the whole draft page to this section to
avoid documenting stuff at multiple places.

Rainer