Add links of issues in Roadmap.md
@@ -6,7 +6,7 @@ API and Feature requests should be submitted as PRs to this document.
### Implementation of `cat`
-#721
+[#721](https://github.com/denoland/deno/issues/721)
```ts
import * as deno from "deno";
@@ -20,7 +20,7 @@ for (let i = 1; i < deno.argv.length; i++) {
### TCP Server
-#725
+[#725](https://github.com/denoland/deno/issues/725)
```ts
import * as deno from "deno";
@@ -199,13 +199,13 @@ compatibility with Node.
#### Top-level Await (Not Implemented)
-#471
+[#471](https://github.com/denoland/deno/issues/471)
This will be put off until at least deno2 Milestone1 is complete. One of the
major problems is that top-level await calls are not syntactically valid
TypeScript.
-#### I/O (Not Implemented) #721
+#### I/O (Not Implemented) [#721](https://github.com/denoland/deno/issues/721)
There are many OS constructs that perform I/O: files, sockets, pipes. Deno aims
to provide a unified lowest common denominator interface to work with these
