Fixes and Features + WIN D/L

Fixes:

• Adjustments made to prevent animals from getting stuck (thanks for the report, Psy)
• Can no longer swap a Gate after the 20 seconds are up (oops!)

Features:

• Enlisted a pair of Dogs to help Herd the animals!
• Ducks added to replace them :)

WIN Download Added (best to Maximize)

Enjoy!

~VN