* SECURITY UPDATE: incorrect errors with certificate verification
  - debian/patches/CVE-2012-6093.patch: use openssl access functions to
    properly handle layout changes in
    src/network/ssl/qsslsocket_openssl.cpp,
    src/network/ssl/qsslsocket_openssl_symbols.cpp,
    src/network/ssl/qsslsocket_openssl_symbols_p.h.
  - CVE-2012-6093
* SECURITY UPDATE: shared memory segments incorrect permissions
  - debian/patches/CVE-2013-0254.patch: set appropriate permissions in
    src/corelib/kernel/qsharedmemory_unix.cpp,
    src/corelib/kernel/qsystemsemaphore_unix.cpp,
    src/gui/image/qnativeimage.cpp,
    src/gui/image/qpixmap_x11.cpp,
    src/plugins/platforms/xcb/qxcbwindowsurface.cpp,
    src/plugins/platforms/xlib/qxlibwindowsurface.cpp,
    tools/qvfb/qvfbshmem.cpp.
  - CVE-2013-0254