Remove support for the Rust blog

It's broken with the new site and would need new styling.
I may re-add support in the future.

README.md

@@ -20,7 +20,6 @@ Home to CSS based on the ST3 theme [ayu](https://github.com/dempfi/ayu) for the
 * [play.integer32.com](https://play.integer32.com/)
   * Same as above
 * [this-week-in-rust.org](https://this-week-in-rust.org/)
-* [blog.rust-lang.org](https://blog.rust-lang.org/)
 
 ## Usage
 

combine-for-release/src/main.rs

@@ -10,7 +10,7 @@ fn main() {
     let docs_rs = include_str!("../../css/docs.rs.css");
     let playground = include_str!("../../css/playground.css");
     let rustdoc = include_str!("../../css/rustdoc.css");
-    let rust_blog = include_str!("../../css/rust-blog.css");
+    let twir = include_str!("../../css/twir.css");
 
     let output = "@-moz-document domain(\"docs.rs\") {\n".to_owned()
                  + docs_rs +
@@ -33,8 +33,8 @@ fn main() {
                  @-moz-document url-prefix(\"https://doc.rust-lang.org/rust-by-example\") {\n"
                  + rustbyexample +
                  "\n}\n\n\
-                 @-moz-document domain(\"this-week-in-rust.org\"), domain(\"blog.rust-lang.org\") {\n"
-                 + rust_blog +
+                 @-moz-document domain(\"this-week-in-rust.org\") {\n"
+                 + twir +
                  "\n}";
 
     let file = File::create("ayu-rs_release.css").expect("file");