Minor fix in Chapter 01 Eng. plus spell-checking (spanish ch. 00 and 01)
Spanish: chapter 2 spell-check
Spanish: more spell-checking
Spanish: spell-checking
Merge remote-tracking branch 'upstream/master'
Merge pull request #59 from timrichardson/1970e6f5596a96358cbcba2202bc1fa69211a389

Minor improvements to ch 6 & 7
Further minor improvements to using IS_IN_SET to force a checkbox to be ticked
Spanish ch. 10 spell-checking
Spanish: more spell-checking
Spanish: ch. 13 spell-checking
Spanish: completed 5th edition ver 1 spell-checking
Merge pull request #61 from spametki/master

Spanish 5th: first spell-checking is complete
cache.action, thanks Niphlod
Merge branch 'master' of https://github.com/mdipierro/web2py-book
Merge branch 'master' of https://github.com/timrichardson/web2py-book