Don't unref css later destroyed by gtk_widget_destroy
I think the current git head should fix this issue (via d1827de851a8b9ea918). On...
I updated https://sourceforge.net/p/lxde/bugs/760/ and updated Fedora patch.
Well, actually the patch caused https://sourceforge.net/p/lxde/bugs/818/ . The problem...
Proposal patch, to use memmove instead of memcpy for overlapping area copy.