Update 02.markmin

First commit
Fixed mail.sent typo
update with correct script name for heroku

`scripts/setup-web2py-heroku.py` => `scripts/setup-web2py-heroku.sh`
Corrected error re: auth verification settings

Corrected documentation for settings regarding "to allow people to register and automatically log them in after registration but still want to send an email for verification so that they cannot login again after logout, unless they completed the instructions in the email."
Update 06.markmin

Add virtual field name
Fixed description of response.stream() which does not take a "headers" argument.
Added chapter numbers to table of contents and to the heading of each page.
Added helpers to the table of contents in Chapter 5 The Views.
Added syntax to make a markin anchor
Explanation of blocks is clearer
increased clarity around database validators
Improved LOAD documentation, improved plugin documentation.
added instructions on auth.navbar referrer_actions to bring the documentation in line with actual behavior
for run on the GAE.
Clearer wording of LOAD redirect example
Merge pull request #128 from tanderson3/master

Update 02.markmin
Merge pull request #131 from michaelstewart/michaelstewart

Fixed mail.sent typo
Merge pull request #138 from henrynguyen7/patch-1

Corrected error re: auth verification settings
Merge pull request #135 from mjhea0/patch-1

update with correct script name for heroku deployment
Merge pull request #139 from rif/patch-1

Update 06.markmin
Merge pull request #142 from BuhtigithuB/master

field is hided even if checked on load and reload
Merge pull request #144 from timrichardson/chapter_numbers

Added chapter numbers to table of contents and to the heading of each pa...