removed example_user.rb
modified the application.html.erb to use custom.css and IE8vsOther browser logic
fixed spelling
added signup link
added logo.png
stylelized page
used partials
end of section 5.2
generated layout_links_spec wire frame
5.2.2
starting 5.3
removed helpers
end of chapter 5
Merge branch 'feature/chapter_5' into dev