2005-08-03

* added stringify(), negate(), grep()

2005-07-21

* added unicode operators.

* extracted Set::Symbols from Set.pm

2005-07-17

* extracted Recurrence.pm class from Span::Code

2005-07-13

* Span::* interact with each other (just started)

* adding Span::Code and tests

2005-07-11

* Span.pm gets it's own package

* added Span.pm method "iterator()"

2005-07-10

* added module Set::Infinite 

* Span has 2 internal implementations (Span::Int, Span::Num), which use
different algorithms.

2005-07-09

* added module Set::Infinite::Functional

* renamed Set::Span to Span

* renamed Set::Functional::Span to Span::Functional

== Changes for 0.02

* added Set::Integer to TODO

* Set::Functional::Span API is complete (needs more docs & tests)

== Changes for 0.01

* Set::Functional::Span constructor, size, accessors, complement

* changelog created 2005-07-06