[t/spec] Add a test for RT#66330 to walk.t. Also tweak a couple of tests that won't quite work; things passed into :omit and :include need to be a little more careful since they'll be invoked with Mu at some point, which in this case didn't end too well.
[t/spec] Add a test for RT#66330 to walk.t. Also tweak a couple of tests that won't quite work; things passed into :omit and :include need to be a little more careful since they'll be invoked with Mu at some point, which in this case didn't end too well.

git-svn-id: 53605643c415f7495558be95614cf14171f1db78@31391 c213334d-75ef-0310-aa23-eaa082d1ae64

laben/roast,niner/roast,cygx/roast,laben/roast,dankogai/roast,cygx/roast,niner/roast,skids/roast,b2gills/roast,perl6/roast,dogbert17/roast,bitrauser/roast,dankogai/roast,zostay/roast,zostay/roast,zostay/roast,dogbert17/roast,cygx/roast,niner/roast,b2gills/roast,b2gills/roast,bitrauser/roast,skids/roast,laben/roast,dankogai/roast,skids/roast