replaced "elevar" for "generar" for exceptions
Minor reference to deployment recipes chapter
Merge remote-tracking branch 'upstream/master'
Minor typos
changes to style
Merge https://github.com/timrichardson/web2py-book
fixed style
Spanish translation: finished chapter 04
Merge branch 'master' of https://github.com/spametki/web2py-book
added wiki info
more small edits
Merge remote-tracking branch 'upstream/master' into dec26