Adds head, refs #1494 #2631
Adds head, refs #1494 #2631

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