RFC 2126: Clarify and streamline paths and visibility

Author: aturon

text/0000-path-clarity.md renamed to text/2126-path-clarity.md

@@ -1,7 +1,7 @@
 - Feature Name: TBD
 - Start Date: 2017-08-24
-- RFC PR: (leave this empty)
-- Rust Issue: (leave this empty)
+- RFC PR: https://github.com/rust-lang/rfcs/pull/2126
+- Rust Issue: https://github.com/rust-lang/rust/issues/44660
 
 # Summary
 [summary]: #summary