VMR-2223, Open from web (#75)

Updated to the most recent tk-desktop2 (Shotgun Create) engine for improved websockets support and new commands for shotgun <> create communication.

Author: manneohrstrom

env/includes/common/engines.yml

@@ -63,7 +63,7 @@ common.engines.tk-desktop.location:
 common.engines.tk-desktop2.location:
   type: app_store
   name: tk-desktop2
-  version: v1.1.0
+  version: v1.2.1
 
 # Shell
 common.engines.tk-shell.location: