Aboots get written to DB when created and submitted by users.
  * created post '/about/new' route
  * validates that maximum length of tweet is 140 characters
  * validates that a user is logged in to post tweet
Added aboot controller and test coverage for creating a tweet.
Adding functionality of creating new aboots.

Merge branch 'master' into post_aboot_route
Changed aboot/new redirect location to '/aboots'
Merge pull request #12 from nickmeehan/post_aboot_route

aboot/new route added which adds aboots to the DB