improve marketing copy on home page
Merge pull request #110 from akshatpradhan/copy_changes

improve marketing copy of home page
marketing wants to show our app being open sourced

This gives a subtle hint about our project being open sourced.
Merge pull request #111 from akshatpradhan/ribbon

marketing wants to show our app being open sourced
Merge branch 'master' into unified-pulse

Conflicts:
	app/assets/stylesheets/pulse.css.scss
	app/views/home/index.html.erb