0.5.1 - -/5/2008 - minor bug fix release
+ * visualization of inductive types reports the number of fixed parameters
* a wrong context was used to refine fixpoints arguments
when trying to optimize out the letin (grep for `AvoidLetIn):
(let rec f x = Fix... in f t ---> Fix... t)
* auto fixed to prefer goals with metavariables to closed ones,
added new syntax to specify the universe "auto by t1, t2, ...",
updated documentation describing all auto parameters
+ * declarative language syntax and documentation ported to the new
+ auto parameters
0.5.0 - 9/5/2008 - bugfix release
* first release not considered experimental