1.011 2005-07-19 14:55
	* fix misuse of "union"
1.010 2005-07-06 22:36
	* better documentation for infinite tolerances
	* infinite & infinite yields infinite
	* more tests!
	* POD formatting error
1.009 2005-07-06 16:21
	* POD formatting error
1.008 2005-07-06 16:18
  * add 'infinite' method (still sketchy)
	* add & operator overloading
	* add tests for the above
	* fix some test formatting errors
1.007	2004-07-01 23:05
	* refactored awful "values" sub (it's still ugly)
	* return simple scalars when tolerance == 0