Bring up to current p6 require spec.
Change META to point at this fork.
get rid of .bless(*) warnings
Fix deprecated .exists warning

https://github.com/perl6/specs/commit/126dd3b3cca08f6e94bba9cc409520078c
35088d
Merge pull request #2 from bbkr/master

Fix deprecated .exists warning
use "EVAL" instead of deprecated "eval" 

Both niecza and rakudo support EVAL.
Merge pull request #3 from FROGGS/patch-2

use "EVAL" instead of deprecated "eval"
Fix "Malformed UTF-8" problem on MoarVM
Merge pull request #4 from hoelzro/master

Fix "Malformed UTF-8" problem on MoarVM
Fix high char check
Merge pull request #5 from raydiak/master

Fix high char check
fix grammar for latest rakudo

Latest rakudo prefers token <relative_ref> over <URI> because tokens of <relative_ref> start
with literals. The look ahead cclasses lower their priority enough.