Apps and Engines updates

tk-3dsmaxplus
- Fixed an occasional errors that would occur during startup in 3ds Max 2018 and 2019. This fix changes the way in which the parent widget is gathered in 3ds Max 2018 and 2019.

tk-multi-publish2
- Introduced the publish_fields and publish_kwargs properties on items. The new publish_fields property on publish items can be used to set arbitrary fields, including custom fields on publishes. The publish_kwargs property on publish items can be used to set keyword arguments for the call to tank.util.register_publish used to publish the item.

Author: mathurf

env/includes/common/apps.yml

@@ -40,7 +40,7 @@ common.apps.tk-multi-setframerange:
 common.apps.tk-multi-publish2.location:
   type: app_store
   name: tk-multi-publish2
-  version: v2.3.3
+  version: v2.3.4
 
 common.apps.tk-multi-loader2.location:
   type: app_store

env/includes/common/engines.yml

@@ -15,7 +15,7 @@
 common.engines.tk-3dsmaxplus.location:
   type: app_store
   name: tk-3dsmaxplus
-  version: v0.5.6
+  version: v0.5.7
 
 # Houdini
 common.engines.tk-houdini.location: