[#2067] Tweaks to new remove "AcmeDemoBundle" entry

Biggest change was to rearrange steps so that all of the required steps are first, and the optional step (which doesn't apply to AcmeDemoBundle) is last.
Merge pull request #2074 from Sgoettschkes/issue2022

Components/Console improvements
[#2178] Fixing more bad yaml references
Fixing typo
[#2074] Minor tweaks for DialogHelper::select method
Merge pull request #2089 from jakzal/finder-glob-support

[Component][Finder] Documented wildcard (glob pattern) support
Merge pull request #2097 from WouterJ/ref_constraint_php

Added missing PHP and XML formats in new constraints
[#2098] Fixing a few minor things
Merge pull request #2098 from jakzal/finder-iterator

[Component][Finder] Documented potential pitfalls when using iterator_to_array() with Finder
[#2100] Backporting a note that's on 2.1 and above only
[#2100] Partially clarifying information about URLs and document roots
Merge pull request #2100 from dreipunktnull/add_hint_about_vhost

Add hint to configure document root
Merge pull request #2110 from ronnylt/service-configurator-doc

Add Service Configurator documentation.
[#2110] Tweaking new service configuration document - minor stuff, also removing parameter use in examples for simplicity
Merge pull request #2114 from Sgoettschkes/issue2096

[Form] Adding disabled option docs
[#2114] Simplifying a few things with disabled/readonly
Merge pull request #2134 from sprain/fixed_typo

Fixed Typo in Setting up permissions
Merge pull request #2140 from Sgoettschkes/issue1584

Renaming cookbook "Dynamic Form Generation"
Merge pull request #2141 from yosmanyga/debugging

Update debugging.rst
Update cookbook/doctrine/file_uploads.rst

$this->redirect(...) must be returned