[FIX] account: Display Taxes

The function _unite_compute and _unit_compute_inv did not give the same display result.
Regardless the way the tax is computed, the display must be the same. The display must
only shows the name of the tax.

opw:633828

addons/account/account.py

@@ -2008,7 +2008,7 @@ class account_tax(osv.osv):
         for tax in taxes:
             # we compute the amount for the current tax object and append it to the result
             data = {'id':tax.id,
-                    'name':tax.description and tax.description + " - " + tax.name or tax.name,
+                    'name': tax.name,
                     'account_collected_id':tax.account_collected_id.id,
                     'account_paid_id':tax.account_paid_id.id,
                     'account_analytic_collected_id': tax.account_analytic_collected_id.id,