update for libqt4

- Fixes XML Entity Expansion Denial of Service (bnc#856832, CVE-2013-4549)
* add backported patch libqt4-disallow-deep-or-widely-nested-entity-references.patch
* add backported patch libqt4-fully-expand-all-entities.patch

Fixed bugs
bnc#856832
CVE-2013-4549: libqt4/libqt5: xml entity expansion attacks (XXE)
Selected Binaries
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