[macports-guide] branch master updated (8e7e82f -> 867c12e)

[Joshua Root]

Joshua Root (jmroot) pushed a change to branch master
in repository macports-guide.

    from 8e7e82f  Update current version to 2.8.0
     new 336019e  Use consistent indication of when a feature was added
     new 867c12e  Document known_fail and new platforms syntax

The 2 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 guide/xml/portfile-keywords.xml | 81 +++++++++++++++++++++++++++++++++++++----
 1 file changed, 73 insertions(+), 8 deletions(-)