1.15.0

Included commits: 1.14.0...1.15.0

Improvements

• Introduced OrdersTableQueryExpanderPluginInterface to allow expanding the Back Office orders Propel query with additional joins and columns.
• Introduced OrdersTableHeaderExpanderPluginInterface to allow adding custom column headers to the Back Office orders table.
• Introduced OrdersTableCriteriaFilterExpanderPluginInterface to allow applying additional filter conditions to the orders query based on the table criteria.
• Introduced OrdersTableFilterFormExpanderPluginInterface to allow extending the orders table filter form with additional fields and options.
• Introduced OrderTableCriteria transfer to carry filter criteria for the orders table.