Patch 17 has gone live, there's not too much new stuff to look at, just some bug fixes. As always, you can read about the Undocumented Editor changes on SC2Mapster.
StarCraft II Beta – Patch 17 (version 0.20.0.16036)
- Many of the following bug fixes were intended for internal testing only, and are now being reverted.
- 250mm Strike Cannons can no longer deal damage to hidden targets.
- Barracks build time decreased from 65 to 60 seconds.
- Bunker build time decreased from 40 to 30 seconds.
- Canceling morphing Banelings now returns 75% of the cost like other morphing Zerg units.
- Hellion range reverted from 6 to 5.
- Reaper build time decreased from 45 to 40 seconds.
- Zealot build time decreased from 38 to 33 seconds.