[edit] gemfile
Add jquery-turbolinks to use turbolinks with jQuery
Add ruby zip to compress tracks on download
Remove sublie-workspace from git
Use turbolinks
-add d3 like chart library
-add eloys to ease calculations with google maps on tracks
-edit main js file
Clean migrations and seeds
In order to put the website in production
Refactor controllers and models
add slugs
edit model to fit with the new migrations