Add mail settings
Updated gemfile to remove sqlite3
modified:   Gemfile

Add image for tests
new file:   app/assets/images/green_back.jpg
new file:   app/assets/images/note-paper.png
new file:   app/assets/images/simple.png
new file:   app/assets/images/simple_big.png
new file:   app/assets/images/wood_back_div.jpg

update style to integrate images and contact details
modified:   app/assets/stylesheets/main.scss
modified:   app/assets/stylesheets/variables.scss
modified:   app/views/layouts/_nav.html.erb
modified:   app/views/pages/contact.html.erb
modified:   app/views/pages/index.html.erb

Rm db
deleted:    config/initializers/setup_mail.rb
Added ruby version
	modified:   Gemfile
update gemlock after bundle install
Update DB setup to postgres