[X] Fixes the deprecated -task-property module (for compatibility w/ some external addons) -- (Might remove this altogether, since TaskProperty is available at the root-level in 1.x as well.)
[x] Add upgrade documentation
[X] Remove get and set compatibility methods from Task, TaskGroup, EncapsulatedTask, and TaskInstance
-task-propertymodule (for compatibility w/ some external addons) -- (Might remove this altogether, sinceTaskPropertyis available at the root-level in 1.x as well.)getandsetcompatibility methods fromTask,TaskGroup,EncapsulatedTask, andTaskInstance