Adds ;=
Adds ;=

Also indexes it. Closes #1855

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