[IMP]: Improvement in project dashboard and fix the bug of purchase dashboard.

bzr revid: rch@rch-desktop-20100409132246-kpixrekhyph0xs4x

addons/project/report/project_report.py

@@ -165,6 +165,8 @@ class task_by_days(osv.osv):
                     pt.project_id
                 from
                     project_task as pt
+                where
+                    (to_date(to_char(pt.create_date, 'YYYY-MM-dd'),'YYYY-MM-dd') > (CURRENT_DATE-15))
                 group by
                     to_char(pt.create_date, 'YYYY-MM-DD'),pt.state,pt.project_id
             )

addons/purchase/report/purchase_report.py

@@ -126,7 +126,7 @@ class purchase_order_qty_amount(osv.osv):
                     min(id) as id,
                     to_char(create_date, 'MM') as month,
                     sum(product_qty) as total_qty,
-                    sum(price_unit) as total_amount
+                    sum(price_unit*product_qty) as total_amount
                 from
                     purchase_order_line
                 where