Temporarily revert 71c51004da1201c3d84bb287bbb8ac389298ec6e
Temporarily revert 71c51004da1201c3d84bb287bbb8ac389298ec6e

Pending PR for changes/improvements/bug-fixes for is-approx. See http://irclog.perlgeek.de/perl6/2016-06-11#i_12647647

jonathanstowe/doc,gfldex/doc,stmuk/doc,stmuk/doc,dmaestro/doc,tbrowder/doc,MasterDuke17/doc,stmuk/doc,antquinonez/doc,dmaestro/doc,dmaestro/doc,dmaestro/doc,tbrowder/doc,antquinonez/doc,perl6/doc,antquinonez/doc,tbrowder/doc,gfldex/doc,gfldex/doc,jonathanstowe/doc,stmuk/doc,perl6/doc,dmaestro/doc,antquinonez/doc,tbrowder/doc,jonathanstowe/doc,MasterDuke17/doc,stmuk/doc,perl6/doc,perl6/doc,MasterDuke17/doc,MasterDuke17/doc,gfldex/doc,jonathanstowe/doc,gfldex/doc,jonathanstowe/doc,antquinonez/doc,perl6/doc