Bug 5336: Order search (search and UI enhancements)

Bug 5336: Order search (search and UI enhancements)

You can now search orders by

- order status
- fund

The patch series also adds a new field, aqorders.orderstatus, which can
contain following values:

  new
  ordered
  partial (for partially received orders)
  complete
  cancelled

To test: Search and check if results are consistent in histsearch.pl
Signed-off-by: Cedric Vita <cedric.vita@dracenie.com>
Signed-off-by: Pierre Angot <tredok.pierre@gmail.com>
Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Comments on last patch.
Note: status are no longer numeric, but strings now.

Signed-off-by: Galen Charlton <gmc@esilibrary.com>