[macports-base] branch release-2.7 updated (6cd51225 -> 50d63219)

[Joshua Root]

Joshua Root (jmroot) pushed a change to branch release-2.7
in repository macports-base.

    from 6cd51225 Update ChangeLog
     new f99edcc7 Update current Xcode version
     new 50d63219 Update fallback compiler selections

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:
 src/port1.0/portconfigure.tcl | 72 +++++++++++++++++++++++++++++++------------
 src/port1.0/portutil.tcl      |  4 +--
 2 files changed, 55 insertions(+), 21 deletions(-)