Added duration to tasks. Annotated all models.

test/fixtures/tasks.yml

@@ -1,3 +1,5 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+
 # == Schema Information
 #
 # Table name: tasks
@@ -6,12 +8,13 @@
 #  name           :string(255)     default(""), not null
 #  description    :string(255)
 #  due_date       :date
-#  done           :boolean
+#  done           :boolean         default(FALSE)
 #  workgroup_id   :integer
-#  assigned       :boolean
+#  assigned       :boolean         default(FALSE)
 #  created_on     :datetime        not null
 #  updated_on     :datetime        not null
 #  required_users :integer         default(1)
+#  weekly         :boolean
+#  duration       :integer
 #
 
-# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html