move changelog to project root
fix revisionist history
HaveMatcher converts argument using #to_i (Alex Bepple & Pat Maddox)
prep for 2.6.0
prep for rc6
prep for 2.6.0.rc5
small refactoring of cover matcher and docs
bump to 2.6.0.rc4
prep for 2.6.0.rc3
update the changelog
Dup arrays and hashes in change matcher.
This fixes a bug in which expecting the contents of an array or hash to
change due to some action would fail (false negative) because the before
and after values were actually the same object.
- Closes #41
Changelog and a couple of more peaceful words in spec
prep for 2.5 release
Additional improvements to raise_error matcher docs.