Update workflow.rst

Removal of redundant "In Python Code" in the "Changing Workflow State Section" and addition of an example of how to change workflow states based on an event (parent folder transition).
replace deprecated aliases with the correct method names
update class name in configure.zcml full example

The docs refer to the 'simple form' tutuorial, which used the name 'hello_world_form' for the python module.  This page should show the same module name in configure.zcml.
Minor corrections to helloworld tutorial

Add a gentle reminder to restart the zope instance after making changes to configure.zcml
Merge pull request #208 from flipmcf/master

update class name in configure.zcml full example
Merge pull request #209 from flipmcf/patch-1

Minor corrections to helloworld tutorial
Merge pull request #204 from gutow/master

Updates to workflow.rst
Add a more complete example.

Also, document need for IFormLayer.
Fix link to Events (+ remove whitespace)
Merge pull request #206 from collective/test-deprecated-methods

replace deprecated aliases with the correct method names
rm broken links to zope.schema field list on apidoc.zope.org
Preventing duplicate logins from different browsers
fix plone.app.event catalog github link
use basic style for plone.app.event catalog link, because the other does not work
fix zcml reference link
Add url_quote_plus doc
fix typo
Remove text that suggests that invokeFactory only works with Archetypes.
Remove "views" from title since they aren't covered.
Typo fix