finagle,finatra,scrooge,twitter-server,util: Update site scripts
finagle,finatra,scrooge,twitter-server,util: Update site scripts

Problem/Solution

A lot of times site generation fails due to a scaladoc issue
but we dev/null the output making it hard to debug and fix.

Let's stop sending the site and scaladoc output to dev/null.

RB_ID=887173

mkhq/finagle,spockz/finagle,koshelev/finagle,spockz/finagle,koshelev/finagle,koshelev/finagle,twitter/finagle,spockz/finagle,mkhq/finagle,luciferous/finagle,mkhq/finagle,koshelev/finagle,twitter/finagle,luciferous/finagle,mkhq/finagle,koshelev/finagle,spockz/finagle,twitter/finagle,mkhq/finagle,spockz/finagle,luciferous/finagle,spockz/finagle,luciferous/finagle,twitter/finagle,twitter/finagle,luciferous/finagle,luciferous/finagle,koshelev/finagle,mkhq/finagle