[IMP] purchase: rename some 'Call for Tenders' to 'Purchase Agreements'

Purpose:
========

A blanket order (it's an agreement with a vendor) is not a call for tenders (you aks several vendor to provide you an offer) but they are regrouped under the category "Calls for tenders" in the Settings of Purchase which should be changed .

Specification:
==============

- Change the setting option for 'Call For Tenders'
- Change 'Purchase Requisitions -> 'Purchase Agreements'

addons/purchase/models/res_config.py

@@ -27,7 +27,7 @@ class PurchaseConfigSettings(models.TransientModel):
         implied_group='product.group_product_variant')
     group_uom = fields.Boolean("Units of Measure",
         implied_group='product.group_uom')
-    module_purchase_requisition = fields.Boolean("Calls for Tenders")
+    module_purchase_requisition = fields.Boolean("Purchase Agreements")
     group_warning_purchase = fields.Boolean("Warnings", implied_group='purchase.group_warning_purchase')
     module_stock_dropshipping = fields.Boolean("Dropshipping")
     group_manage_vendor_price = fields.Boolean("Vendor Pricelists",

addons/purchase/views/res_config_views.xml

@@ -41,7 +41,7 @@
                                 <div class="o_setting_right_pane">
                                     <label for="module_purchase_requisition"/>
                                     <div class="text-muted">
-                                        Get the best offer from several vendors
+                                        Manage your purchase agreements (call for tenders, blanket orders)
                                     </div>
                                     <div class="content-group" attrs="{'invisible': [('module_purchase_requisition', '=', False)]}">
                                         <div id="use_purchase_requisition" class="text-warning mt16">Save this page and come back here to set up the feature.</div>

addons/purchase_requisition/__manifest__.py

@@ -1,16 +1,16 @@
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 {
-    'name': 'Purchase Requisitions',
+    'name': 'Purchase Agreements',
     'version': '0.1',
     'category': 'Purchases',
     'website': 'https://www.odoo.com/page/purchase',
     'description': """
-This module allows you to manage your Purchase Requisition.
+This module allows you to manage your Purchase Agreements.
 ===========================================================
 
-When a purchase order is created, you now have the opportunity to save the
-related requisition. This new object will regroup and will allow you to easily
-keep track and order all your purchase orders.
+Manage calls for tenders and blanket orders. Calls for tenders are used to get
+competing offers from different vendors and select the best ones. Blanket orders
+are agreements you have with vendors to benefit from a predetermined pricing.
 """,
     'depends' : ['purchase'],
     'demo': ['data/purchase_requisition_demo.xml'],