mdipierro/web2py-book — pull request #154 by timrichardson (2014-02-01 20:02:00+00:00)
Title: Fixed the obsolete reference to hmac settings, better internal links.

hmac fix. Added a few cross references throughout the book (i.e. internal links), gave a few more examples of Markmin links, changed a reference to 5th edition and added ch 15 to the introduction's summary of chapters