#147: Add SKU column to sold product report grid
#147: Add SKU column to 'Most Viewed' report grid

A column was added to all aggregated tables to avoid joins in data collection. The column is placed at the end of the table, since it is not possible to define its position using DDL
#147: Add SKU column to 'Bestsellers' report grid

A column was added to all aggregated tables to avoid joins in data collection. The column is placed at the end of the table, since it is not possible to define its position using DDL
#147: Add SKU column to 'Products in cart' report grid
Merge pull request #172 from magento/fmarangi-147

#147: Add SKU column to sold product report grid