[issue-1274] refactor Rakefile to take all gems into account
[issue-1274] refactor Rakefile to take all gems into account

sinatra/sinatra,JonMidhir/sinatra,sinatra/sinatra,jkowens/sinatra,JonMidhir/sinatra,jkowens/sinatra,ryanshaw/sinatra,ryanshaw/sinatra,jkowens/sinatra,JonMidhir/sinatra