Removed superfluous 'tracks' directory at the root of the repository.

Testing commits to github.

test/selenium/home/change_todo_context_to_new_context.rsel

@@ -0,0 +1,21 @@
+# when you change a todo to a new context, the new context must show with
+# the new todo
+setup :fixtures => :all
+login :as => 'admin'
+open "/"
+
+# change context of todo to new context
+click "edit_icon_todo_12"
+wait_for_visible "context_name_todo_12"
+type "context_name_todo_12", "new context"
+click "submit_todo_12"
+
+# check that todo is removed from old context
+wait_for_element_not_present "css=#c1 #todo_12"
+
+# check if new context is shown and that the todo is also shown
+wait_for_text_present 'new context'
+# TODO: this check only looks for todo_12 but does not check if it is contained
+# within the new context. 
+wait_for_element_not_present "#todo_12"
+