rebuild patch queue from patch-queue branch

added patches:
debian-hacks/fix-identification-of-ObjdirMismatchException.patch

modified patches:
debian-hacks/Strip-version-number.patch
icedove/fix-branding-in-migration-wizard-and-the-addon-manag.patch
porting-kfreebsd-hurd/FTBFS-hurd-fixing-unsupported-platform-Hurd.patch

obsolete patches (fixed upstream):
fixes/Include-cstdlib-in-gfx-angle-src-compiler-Types.h-fo.patch
linitan: bump up standards version to 3.9.6