Map Dota 6.74c has just been released a couple of weeks ago. This isn't a major update.

* Fixed Flamebreak not functioning properly with creeps 

V 6.74b

* Fixed a rare bug that could cause Panda Brewmaster to not respawn after death
* Fixed Ogre Magi keeping the Aghanims bonus after selling it
* Fixed Aghanim's secondary Fireblast from being unable to target flying units
* Fixed Flamebreak not interrupting channeling
* Fixed Flamebreak affecting Magic Immune units
* Fixed Fog of War in -sp mode
* Fixed a rare chance for EMP to cause a suicide