Add "Jump To" links to !docs requests and target nick for response.

Add jump to links for !docs requests. This also includes, my update to nick targeting for !docs requests.

```
jumpto = result.find('.st .f a').attr('href')
url = result.find('h3.r a').attr('href')

url = jumpto ? url
# is (js)
url =  typeof jumpto !== "undefined" && jumpto !== null ? jumpto : url
```