update for libqt5-qtbase
- added patches:
* disallow-deep-or-widely-nested-entity-references.patch: upstream
fix for bnc#856832 and CVE-2013-4549: xml entity expansion attacks
- Submitted by Hrvoje Senjan (sumski)
Fixed bugs
bnc#856832
CVE-2013-4549: libqt4/libqt5: xml entity expansion attacks (XXE)