Comment 12 for bug 1241783

JFYI - compiler warning (trunk r13125, Ubuntu 13.10, gcc 4.8.1):

../../trunk/src/extension/internal/wmf-inout.cpp: In static member function ‘static uint32_t Inkscape::Extension::Internal::Wmf::add_dib_image(Inkscape::Extension::Internal::PWMF_CALLBACK_DATA, const char*, uint32_t)’:
../../trunk/src/extension/internal/wmf-inout.cpp:484:31: warning: ‘dibparams’ may be used uninitialized in this function [-Wmaybe-uninitialized]
     if(dibparams == U_BI_JPEG || dibparams==U_BI_PNG){ // image was binary png or jpg in source file
                               ^