jsonrpc2
fixed 100->100.0, thanks Niphlod
fixed pgp, thanks Martin
Fix negation parenthesis and add precdence explanation.
Helpers, like FORM, are lists
fixed all but chap 6
added pythonanywhere screenshots
more corrections
fixed latex
Merge branch 'master' of github.com:mdipierro/web2py-book
moved license
some amazon EC2 info
revised reference to the views chapter for more ways of modifying FORM helpers
Merge remote-tracking branch 'remote/master'
Make www-data dir consistent with the scripts

/home/www-data is the directory used in Linux installation scripts like setup-web2py-ubuntu.sh. Let's make it consistent.
fixed link to movica
scheduler corrections
Normalize line endings. From CRLF to LF
remove outdated english files
starting portuguese translation of last edition