Document Cool.trans
Document Cool.trans

Part of https://github.com/perl6/doc/issues/2277 D#2277

stmuk/doc,stmuk/doc,stmuk/doc,stmuk/doc,perl6/doc,tbrowder/doc,tbrowder/doc,stmuk/doc,perl6/doc,tbrowder/doc,MasterDuke17/doc,MasterDuke17/doc,perl6/doc,MasterDuke17/doc,perl6/doc,tbrowder/doc,MasterDuke17/doc,perl6/doc