Fix: W3C (form into tr make some browsers crazy)
Fix: print of a function that already contains the print.
Merge remote-tracking branch 'origin/3.4' into develop

Conflicts:
	ChangeLog
	htdocs/commande/fiche.php
	htdocs/core/class/extrafields.class.php
	htdocs/core/modules/livraison/pdf/pdf_typhon.modules.php
New: More options to select status of users into select user list.
Qual: Reduce CSS size by mutualizings styles.
- No need to load css of plugin fileupload (plugin never loaded). Too
much bugged to be included by default.
- Vertical menu must be under horizontal menu, even if horizontal menu
is wrapped.
- Add an empty li at end of list to provide more options for skins.
Add error log to warn when module does not match specifications.
Fix: tons of bugs into css. 
Qual: Remove table for login informations.
Fix: Restore compatibility with IE 8+.
Fix: for css "print" mode.
Look: Beautify backup page.
Refinement of module eldy and removed not used file.
Fix: Bad translation and picto
Simplify theme
Beautify style
Defaulted PDF model document with default value (set in admin) for
Shipping and delivery
Fix Typhon model $mysoc global is missing
added the desired stock field to the create/edit product UI
added the desiredstock parameter in the SQL scripts
added the desired stock field to the Stock UI
display the desiredstock field in product/reassort.php