update for pixman

- Added pixman-bnc853824-bfo67484-CVE-2013-6425-fix-underflow.patch for bnc#853824. Fixes an integer underflow bug which can cause a crash.

Fixed bugs
bnc#853824
VUL-0: CVE-2013-6425: pixman: integer underflow when handling trapezoids
Selected Binaries
openSUSE Build Service is sponsored by