some tips for rails time zone
resources:
- http://www.elabs.se/blog/36-working-with-time-zones-in-ruby-on-rails
- http://guides.rubyonrails.org/configuring.html
# Set `Time.zone` default to the specified zone and make Active Record auto-convert to this zone. # Run "rake -D time" for a list of tasks for finding time zone names. Default is `UTC`.