Redirect user to results page if already logged in

Logged in users should land in the results page, rather than having to click to see their results. There is nothing interesting for them in the home page.

* Home controller checks if there is any current_user, if so redirect him to results_path
add ruby 1.9.3 to Gemfile
New feature: user reset password

https://github.com/NoamB/sorcery/wiki/Reset-password

* Uses Sorcery auth gem submodule
Capitalize user name in activation needed/success emails