Acknowledgements
****************

  It  has been  written originally  by Aleix  Conchillo  Flaque.  Many
people   have  contributed  to   playground  by   reporting  problems,
suggesting improvements, or submitting actual code.  Here is a list of
these people. Help me keep it complete and exempt of errors.

* playground translations (in language alphabetical order):

  - Catalan: Aleix Conchillo
  - French: Ersplus
  - Spanish: Aleix Conchillo
  - Swedish: Daniel Nylander

* Bug reporting (in alphabetical order):

  David Moreno Garza, Paul Wise
