Update product.js

if product with declinaison without reduction : reduction price is showed !!

because of this comparison after (line ~400):

if (productPriceWithoutReductionDisplay > productPriceDisplay)

and :

var tmp = productPriceDisplay * group_reduction;

is unused
[-] WS: Sanity check before creating packs

As it is before this commit, every product that is created from the
schema without removing the empty bundle item in the schema will become
a pack containing one broken item.

Sorry, this bug was introduced by my previous pull request.
Update Module.php
Merge pull request #597 from Captain-FLAM/patch-9

[-] CORE : Exception Text filled on Positions Page is not working (Hook Modules Exceptions)
Merge pull request #595 from codl/fix/too-many-packs

[-] WS: Sanity check before creating packs
Merge pull request #584 from Captain-FLAM/patch-3

[-] FO : product with declinaisons without reductions, reduction price is showed anyway
// Fixed manufacturers addresses export
[-] MO dateofdelivery : FixBug #PNM-1478 Now take care of product available date
[-] BO : FixBug Impossible to remove available date from product attribute
[-] CORE: Copy live_edit bool when register alias hook
[-] Installer: update leftcolumn alias to enable live_edit on blockmyaccount
[*] WS : order history add(POST) send customer email if sendemail=1 url parameter, thanks @gerdus
[+] BO: Add a wizard to create and edit your carriers
// debug deletion
// improve exception
// Fix group association on carrierwizard
// small fix on carrierwizard
Revert "Update"

This reverts commit b2b647ef315529189e57c8d09576d35c8f0bea88.
Merge branch 'development' of https://github.com/PrestaShop/PrestaShop.git into development

# By Rémi Gaillard (5) and others
# Via Gregory Roussac (3) and Rémi Gaillard (1)
* 'development' of https://github.com/PrestaShop/PrestaShop.git:
  // small fix on carrierwizard
  // Fix group association on carrierwizard
  // improve exception
  // debug deletion
  [+] BO: Add a wizard to create and edit your carriers
  [*] WS : order history add(POST) send customer email if sendemail=1 url parameter, thanks @gerdus
  [-] Installer: update leftcolumn alias to enable live_edit on blockmyaccount
  [-] CORE: Copy live_edit bool when register alias hook
  [-] BO : FixBug Impossible to remove available date from product attribute
  [-] MO dateofdelivery : FixBug #PNM-1478 Now take care of product available date
  // Fixed manufacturers addresses export
  Update Module.php
  [-] WS: Sanity check before creating packs
  Update product.js