Improved code example about memory spooling
widget anchor fixed
minor typo fix
fix wording : instantiate class, not instantiate object
Fixed typo
Merge pull request #3066 from dirkluijk/console_email_improve_example

[WCM] [Cookbook] [Console] Improved code example about memory spooling
[#3066] Minor tweak thanks to @WouterJ
Merge pull request #3068 from peterkokot/patch-1

Widget anchor fixed
Merge pull request #3069 from vuorijv/patch-2

minor typo fix
Add warning about synchronized service with private services
[#3072] Syntax tweaks thanks to @xabbuh
Merge pull request #3073 from samsonasik/fix/wording

fix wording : instantiate "class", not instantiate "object"
Merge pull request #3074 from pborreli/typo-22

[2.2] Fixed typo
[#3075] Removing one nesting level from chapter - I'm going to use it in a second to nest something under forms
Merge branch '2.2' into 2.3

Conflicts:
	components/dom_crawler.rst
Merge branch '2.3'
[#3075] Moving new Form::disableValidation DomCrawler details into the component

The idea is to keep the book chapter to more main-stream details and put longer details into the component docs