Use https for downloads

Author: brson

index.html

@@ -23,7 +23,7 @@
           </span>
         </span>
         <a class="btn btn-primary" id="inst-link"
-            href="http://static.rust-lang.org/dist/rust-nightly.tar.gz">Install</a>
+            href="https://static.rust-lang.org/dist/rust-nightly.tar.gz">Install</a>
         <a class="btn btn-default" href="install.html" role="button">Other Downloads</a>
       </div>
     </div>
@@ -148,7 +148,7 @@ <h2>Featuring</h2>
     var rec_vers_div = document.getElementById("install-version");
     rec_vers_div.innerHTML = rec_package_desc;
 
-    var rec_dl_addy = "http://static.rust-lang.org/dist/" + rec_download_file;
+    var rec_dl_addy = "https://static.rust-lang.org/dist/" + rec_download_file;
     var rec_inst_link = document.getElementById("inst-link");
     rec_inst_link.setAttribute("href", rec_dl_addy);
   </script>