message: Fix some links in the docs.
diff: @@ -130,7 +130,6 @@ let out_dir = env::var("OUT_DIR").unwrap();
  information.
  [links]: reference/build-scripts.html#the-links-manifest-key
  -[profile]: reference/manifest.html#the-profile-sections
  [configuration]: https://doc.rust-lang.org/reference/attributes.html#conditional-compilation
  [clang]: http://clang.llvm.org/docs/CrossCompilation.html#target-triple
  [jobserver]: https://www.gnu.org/software/make/manual/html_node/Job-Slots.html
  