Refer to actual concrete class C<Routine> where applicable, replace Code with actual class or role names.  Add mention of non-instantiatable roles were classes were listed instead of "etc."
Refer to actual concrete class C<Routine> where applicable, replace Code with actual class or role names.  Add mention of non-instantiatable roles were classes were listed instead of "etc."

git-svn-id: 53605643c415f7495558be95614cf14171f1db78@26926 c213334d-75ef-0310-aa23-eaa082d1ae64

tokuhirom/specs,tokuhirom/specs,tokuhirom/specs,prammer/specs,perl6/specs,prammer/specs,perl6/specs,prammer/specs