Change zh superblitz inc to 3+1
Change zh superblitz inc to 3+1

This is a bit slower but preserves the 90s berserk time control.
2+1 would give a 60s berserk time control which is a significant
change.

luanlv/lila,luanlv/lila,arex1337/lila,luanlv/lila,clarkerubber/lila,luanlv/lila,arex1337/lila,luanlv/lila,arex1337/lila,arex1337/lila,clarkerubber/lila,luanlv/lila,arex1337/lila,clarkerubber/lila,clarkerubber/lila,arex1337/lila,arex1337/lila,luanlv/lila,clarkerubber/lila,clarkerubber/lila,clarkerubber/lila