Mostly Bug fixes and a few well needed changes. the important things worth noting are
-Aghanim'sscepter tooltip and ability tooltips now include the improvements Aghanims provides,
-Customizable hero selection screen, you can now drag and resize hero portraits in grid view any way you like.
-Chaos knight, Phantom Assassin and Gyrocopter are in Captains mode. But do not expect to see them in competitive play this weekend since they are auto banned at Dreamhack



GAMEPLAY
- Added Chaos Knight, Phantom Assassin and Gyrocopter to Captain's Mode
- Alchemist: Fixed Acid Spray killing couriers.
- Chaos Knight: Fixed some bugs with the Illusion spawn positions with Phantasm.
- Chaos Knight: Fixed Reality Rift ignoring Linken's Sphere.
- Chaos Knight: Fixed getting stuck with your illusions sometimes
- Clockwerk: Fixed units not always getting sucked into Power Cogs properly.
- Clockwerk: Fixed Hookshot stunning dead units.
- Dark Seer: Fixed Ion Shell showing the visual connecting effect on invisible targets.
- Doom Bringer: Fixed sometimes not gaining passive bonuses when devouring a neutral.
- Gyrocopter: Fixed Flak Cannon not attacking magic immune units.
- Gyrocopter: Fixed Rocket Barrage not hitting Roshan.
- Gyrocopter: Fixed Homing Missle portrait name.
- Gyrocopter: Fixed Flak Cannon not hitting ancients.
- Gyrocopter: Fixed Homing Missle ignoring Linken's Sphere.
- Gyrocopter: Fixed Call Down not providing vision over its area.
- Gyrocopter: Fixed Homing Missile not keeping vision around the area when it impacts a unit.
- Gyrocopter: Fixed Rocket Barrage not hurting mechanical units.
- Gyrocopter: Fixed Flak Cannon not hurting Mechanical units.
- Gyrocopter: Fixed Flak Cannon having cast time.
- Gyrocopter: Fixed creeps hurting Homing Missile.
- Mirana: Fixed Leap buff being dispelled by BKB/Repel.
- Phantom Assassin: Fixed Phantom Strike landing position.
- Phantom Assassin: Fixed Coup de Grace visual effect to play only when the critical strike attack lands.
- Phantom Assassin: Fixed Coup de Grace working on denies and wards.
- Phantom Assassin: Fixed Phantom Strike facing direction after landing.
- Phantom Assassin: Fixed Blur showing hero name on minimap when it should be hidden.
- Phantom Assassin: Fixed Blink Strike not being blocked by Linken's Sphere.
- Phantom Assassin: Phantom Strike now shows you a buff icon while you are attacking fast.
- Phantom Assassin: Fixed Stifling Dagger being dodgeable.
- Phantom Assassin: Fixed Phantom Strike visual and sound effect sometimes playing on targets it can't hit.
- Phantom Assassin: Fixed Phantom Strike attacks sometimes being delayed.
- Pugna: Fixed Nether Ward not draining mana from enemies.
- Venomancer: Fixed Aghanim's Scepter not upgrading Poison Nova duration.
- Fixed Hand of Midas giving too little XP when there are nearby allies around.
- Fixed Hand of Midas XP bounty being halved against dominated units.
- Fixed a case where a courier trying to deliver a Divine Rapier to someone without sufficient item slots could result in the Rapier disappearing.
UI
- Added click and drag to rotate the Hero Model in the loadout panel.
- Hero-like units now draw a larger distinct icon on the minimap.
- Team Names now show up on the recent games panel.
- Added an "Inspect Hero" option to the right-click menu for player names in the scoreboard. This will show what items they have equipped.
- Buying Aghanim's Scepter now upgrades the ability tooltip with the new information. If you find anything missing or incorrect, please report it to the tooltip forum.
- The store/inventory Aghanim's Scepter tooltip will now show a preview of what it does for your hero.
- Fixed glitchiness in the End Game cinematic camera.
HERO SELECTOR
- Added an edit mode to the in-game full deck layout.
- Added a concept of selection to the Grid View, and used it to implement a pick button.
- Added the ability to import and export custom full deck layouts
- Leaving the loadout will return you to Grid View if you were in it.
- Fixed a bug where you could not see the right hero in your loadout after you picked.
- Fixed legacy mode heroes being sorted differently than the learn tab/Dota 1.
- Legacy full deck cards are now simply the portrait, without the card treatment.
- Added Back to Browsing & Back to Loadout buttons. After you pick, you can now return to browsing to suggest / learn heroes.
- Fixed suggest button not being visible in grid view, and implemented suggestion there.
- Fixed grid view selection outline not updating when you clicked on a suggested hero.
- No longer force the selector to switch to the turntable if you're at grid view and want to select a hero for any reason.
- Having no heroes matching the filters/search bar no longer kicks you out of grid view, instead showing you the same "No Heroes" message box as turntable mode.
- Fixed the grid view crashing if there were no matching heroes.
- Fixed the "No Heroes" message not being centered in widescreen.

DOTA 2 BOTS
- Added Chaos Knight bot.
- Made bots more likely to unify around a Roshan attempt.
- Added bot role/laning info for all heroes, which should make for better hero and lane picks.
- On Easy and Easier, bots will no longer consider whether a target is currently slowed when determining whether to slow/stun.
- Bots are now more likely to push late-game when they are feeling indecisive.