Now that 5.18 is the default, deprecate Perl 5.14 and Perl 5.16, the first one
at the end of the year, the second one next summer, by then 5.20 will be the
default, and 5.22 will be in the tree.

Sponsored by:	Absolight
New port: tinycss is a complete yet simple CSS parser for Python.
Remove redundant MASTER_SITE_SUBDIR redefinition.
Update to version 1.5.9
Do not rely on github for this distfile
Add UPDATING entry for the x264 split in two ports

Submitted by:	Andrew Berg <aberg010@my.hennepintech.edu>
Approved by:	swills (mentor)