Improve http/README (denoland/deno_std#114)

Original: 6c5bdc58ba

format.ts

@@ -30,7 +30,7 @@ async function main() {
     args: [
       "bash",
       "-c",
-      "prettier --write *.ts */*.ts */**/*.ts *.md */**/*.md"
+      "prettier --write *.ts */*.ts */**/*.ts *.md */*.md */**/*.md"
     ]
   });
   const s = await prettier.status();

http/README.md

@@ -1,6 +1,8 @@
-# net
+# http
 
-Usage:
+A framework for creating HTTP/HTTPS server.
+
+## Example
 
 ```typescript
 import { serve } from "https://deno.land/x/http/mod.ts";