Drop support for 2.9.0 because of a compiler bug. Start with 2.9.1 from now on.


git-svn-id: http://scalatest.googlecode.com/svn/trunk@4861 fd1274fd-080f-5963-8033-43ee40fcd1de
Tweak Scaladoc of Length, Size, Extent stuff.


git-svn-id: http://scalatest.googlecode.com/svn/trunk@4862 fd1274fd-080f-5963-8033-43ee40fcd1de
Started fleshing out Scaladoc of EqualityConstraints.


git-svn-id: http://scalatest.googlecode.com/svn/trunk@4863 fd1274fd-080f-5963-8033-43ee40fcd1de