[commitments] Added instructions.
[task] "task_version" → "task"

For symmetry with Tversky.
[task] Removed a weird comment.
[task] Added par['use_server'].
[task] Hide the pyglet window until it's needed.

The subject may need to consult Google Calendar or something while filling out commitments.
[task, commitment] Adjusted spacing and sizes for the production environment.
[commitments] Added missing "u"s.
[commitments] Set the defaults for the wx.Choices (since Windows doesn't).
[task] Widened the instructions for econ_task.
[task, commitments] Send stuff to the server as early as possible.

Then, if something goes wrong, the subject can just be re-run and not much will have been lost.
[commitments] Edited wording.