LastPostAjaxQueryPart created and getArrayParameter added in AjaxQueryPart.
Removed garbage
Updated classes list
AddPostAjaxQuery deleted and LastPostAjaxQueryPart renamed in LastPostsAjaxQueryPart
common/classes.json modified
Merge remote-tracking branch 'origin/drogue-design' into teyssier-fichiers
[html] + <img>, −<script>

<script> was being inserted into <head> by DOMDocument on load, checking <head> too.
[ajax/createChannel] Fixed variable names
[ajax] + Channel information queries
[cli] Added CliUser
An abstract class Entity for User and Channel created.
Merge remote branch 'origin/master' into teyssier-fichiers

Conflicts:
	common/channels/Channel.php
	web/php/ajax/AjaxQueryPart.php
[classes list] Forgotten update
[fix/rights] All web-accessible files must be readable
Abstract class Entity modified and User and Channel classes extends now Entity.
[config] Static class
AjaxQueryPart error fixed
Merge remote branch 'origin/guimier' into teyssier-fichiers

Conflicts:
	common/classes.json
	web/php/ajax/AjaxQueryPart.php
[config] Function missing `static` keyword
[tests] Removed empty `Channel` tests