documented {{}} always adding a blank line in views, & adding custom
attributes to fields and tables (see undocumented features document)
Plus changed the version on the English chapter to be 6th ed pre-release
removed comment related to an old version
Merge pull request #106 from timrichardson/undocumented_topics_a

 adding custom attributes to fields and tables
Tips on suppressing fields in edit form of SQLFORM.grid using .writable
& .editable
Correction of spelling
Merge https://github.com/mdipierro/web2py-book
Update 09.markmin
Changed from Facebook to generic OAuth2.0 instructions.

The example is still about Facebook, but instructions should be more clear to help user.  Needs proofreading and corrections since I am no native English speaker.
corrections
Merge pull request #109 from michele-comitini/master

OAuth2.0 in place of Facebook only
upgraded web2py.js and jquery.js
Merge pull request #108 from hiho-/master

It is a correction of spelling in some files.
Merge pull request #107 from timrichardson/field_writable

Tips on suppressing fields in edit form of SQLFORM.grid using .writable & .editable
Merge remote-tracking branch 'upstream/master'