support discovery with just -z or -t
Added support of instanceof matchers.
Changed toNormalization to toNormality on NormalizingEquality.
Merge branch 'instanceof-matchers' of https://github.com/cheeseng/scalatest
Added a comment. Seems one anType case is missing in the source, but I
was unable in a hurry to figure out what if any actual syntax doesn't work.
Merge branch 'jira-177' of https://github.com/gcberger/scalatest
Wrote a test for ConfigMap using contain, and got it work with an extra implicit in Containing's companion object.
Added a Containing for ConfigMap in the ConfigMap companion.