
Warcraft 1.24 Patch now is on very fast development due the latest fatal exploit on WC3 engine, Warcraft Custom Map Virus. IceFrog is revealed on his latest post, that there will be Warcraft III 1.24 Patch in nearly future. Well, Blizzard and IceFrog is having mutual benefits so far from Dota-Allstars existence, so it wouldn't be strange if IceFrog can have inside source on Blizzard about this new patch.
Warcraft 1.24 Patch sole purpose is to close the current major exploit that can execute external file from WC3 engine. The update will be arrive soon and it's very likely IceFrog will publish DotA 6.60 after Warcraft 1.24 Patch released.
DotA 6.60 Beta 54

Looks like this map is really close to final version. Compared to the previous version, this map has balanced most of the new content.Warcraft 1.24 Patch sole purpose is to close the current major exploit that can execute external file from WC3 engine. The update will be arrive soon and it's very likely IceFrog will publish DotA 6.60 after Warcraft 1.24 Patch released.
DotA 6.60 Beta 54

In this Beta map, the shop layout is already updated as of IceFrog mention on his blog about. And an additional side shop is added.

Changelog :

ITEMS- Kadhgar's Pipe of Insight from Beta 45/46 renamed to Ghost Scepter. New icon.
- Kadhgar's Pipe of Insight is the name of a new item in the Supportive Vestments recipe shop. Upgraded version of Hood of Defiance. Has the "Barrier" active ability, blocks limited amount of magic damage (old Storm Spirit's ability).
- Quelling Blade damage bonus nerfed to +36%/12% from +40%/20%. Price nerfed to 250g (from 200g in Beta 46).
- The Leveler removed!
- Force Staff has a new icon.
- Ring of Protection has a new icon.
- Added Goblin Merchant Shop , Goblin Laboratory Shop, Replacing Goblin shop

HEROES
- Batrider's Flambreak skill changed from AoE-targeting to Arrow-type-targeting. No longer has knockback!- Batrider's first two skills' animations are much less flashy.
- Tauren Chieftain no longer "merges" with his Ancestral Spirit once it's near him. Now you can easily keep the Spirit active for its entire duration.
- Lina's passive Boost renamed to Fiery Soul.
SVEN:
- New passive, Warcry. Active AoE buff, all units around the Rogue Knight gain bonus armor and move speed. +8 armor and +10% MS at Level 4. Uses old God's Strength animation.
- New animation for God's Strength.
- Storm Bolt stuns and damages in an AoE (same as in older betas)
MISC & COMMANDS
Terrain change command-terrain default
-terrain snow
-terrain city1
-terrain city2
-terrain jungle
-terrain highlands
-terrain reddungeon
-terrain bluedungeon

screenshot 6.60 beta 54