qiushihe/things-rb — pull request #2 by samvincent (2011-12-06 20:53:11+00:00)
Title: Adds Task#focus_level and Task#area_of_responsibility

Focus Level seems to be used to determine whether a parent node is a
folder (1) or area of responsibility (2). It seems that a task or project
can only have 1 area of responsibility.