[packages/php-phpmailer] Updated tag AC-branch

[glen]

The lightweight tag 'AC-branch' was updated to point to:

 a82ca78... up to 5.2.4 (February 19, 2013)

It previously pointed to:

 33a9fff... up to 5.2.3 (February 8, 2013)

NOTE: People pulling from the repository will not get the new tag.