Update environment.rb.example

Rimozione di will_paginate, che non serve più.
Merge pull request #80 from leandresca/patch-1

Update environment.rb.example
fix wrong url for private groups
fix group participants view
fix vote results view
fix google maps issue
bump version
fix issue for proposals passing from abandoned to voted
fix issue for proposals processed late
fix issue on user statistics page if he didn't have accepted proposals
bug fix on deleting meeting events
fix bugs for new authors
show immediately the comment when coming from an email
fixed area permissions
exclude test for travis
css fixes for proposals
forgot piece of code
error commenting an event
read me badges
deploy for production