rna context rename

* context.main & bpy.types.Main --> context.blend_data & bpy.types.BlendData
* context.manager --> context.window_manager

release/scripts/op/nla.py

@@ -169,7 +169,7 @@ class BakeAction(bpy.types.Operator):
         return {'FINISHED'}
 
     def invoke(self, context, event):
-        wm = context.manager
+        wm = context.window_manager
         return wm.invoke_props_dialog(self)