small fixes on virtual products

Removed comments
add intl field for default address label (should be a temporary fix)
Merge pull request #840 from bibich/virtual-product

Small fixes on virtual products
add intl field for default address label (should be a temporary fix)
add main address field in order delivery and french traduction for main address
Merge branch 'new-branch' of https://github.com/Lucanis/thelia into new-branch
Merge pull request #848 from Lucanis/new-branch

add intl field for default address label (should be a temporary fix)
Extract tests from the core and update symfony components

	As now the 'tests' directory is used, i think it could be a good idea
	to move the phpunit tests into that directory too.
	Moreover, this updates symfony components from 2.3.* to 2.3.21, 2.5.3 to 2.5.6
	and PHPUnit from 4.1.3 to 4.1.6
Allow loops not to be cached

Today, all the loops are cached. In some cases ( api ... ), this is a problem.
This adds a "no-cache" argument to the loops.
Merge pull request #853 from lovenunu/loop-nocache

Allow loops not to be cached
Merge pull request #849 from lovenunu/refactor-tests

Extract tests from the core and update symfony components
Fix isCaching result
	modified:   core/lib/Thelia/Core/Template/Element/BaseLoop.php
Merge pull request #854 from lovenunu/loop-nocache

Fix isCaching result
Added sorm protection against inconsistent PSE data
Merge pull request #857 from roadster31/prd-js-fix

Added some protection against inconsistent PSE data in script.js
update 2.1.0-alpha2.sql file
Merge pull request #858 from lunika/fix-update

update 2.1.0-alpha2.sql file
add missing update version. Fix #819
Merge pull request #859 from lunika/version_sql

add missing update version. Fix #819
Update invoice.html