Added exercise 327.
Merge branch 'master' into LK
Added example 330.
Added example 332.
Added example 334.
Convert routes.rb from 1.8 to 1.9 hash style.
Uncomment protect from forgery.
Remove validates_presence_of password.
Fix password digest error.
Use SendGrid not Gmail for SMTP.
Auto-login users after registration, rip out exception handling.
Hide SMTP username and password.
Merge branch 'master' of github.com:davincicoders/2013-q2-rails-1
Merge branch 'LK' of github.com:davincicoders/2013-q2-rails-1 into LK
Merge branch 'master' into LK