* Fuzzing fixes bnc#1002982 CVE-2016-7969 CVE-2016-7972
* Improve compatibility/portablility of build system, should fix e.g. compilation on Solaris.
* Fix memory leak in DirectWrite font provider.
* Fix the rasterizer when rendering some large outlines.
* Remove hack that forced RTL base direction depending on font encoding.
* Greatly improve the internal caches with refcounting and gradual clearing.
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/libass?expand=0&rev=41
