RFC 1576 is the "literal" matcher for macros

Author: nikomatsakis

text/0000-macros-literal-matcher.md renamed to text/1576-macros-literal-matcher.md

@@ -1,7 +1,7 @@
 - Feature Name: macros-literal-match
 - Start Date: 2016-04-08
-- RFC PR: (leave this empty)
-- Rust Issue: (leave this empty)
+- RFC PR: https://github.com/rust-lang/rfcs/pull/1576
+- Rust Issue: https://github.com/rust-lang/rust/issues/35625
 
 # Summary