Revision 441189

MFH: r441132

Update freetype2 to 2.8.

* `Light' auto-hinting mode no longer uses TrueType metrics for TrueType fonts.
  It causing horizontal scaling also. Add option if people want it back.
* Update pkg-descr, 2.7 started this but I committed the WIP version.

Exp-run done by:	antoine@

PR:		219271
Exp-run by:	antoine@
Security:	4a088d67-3af2-11e7-9d75-c86000169601
Security:	CVE-2017-8105, CVE-2017-8287

Approved by:	ports-secteam@ (miwi@)