Improvements in Lists/Batch Bill List

[DeshaniPubudu]

OPD/OPD Analytics/Lists/Batch Bill List opd/analytics/opd_batch_bill_search.xhtml

1. Total - Bill was not searched related to the Total
2. Download Button - After clicking the button, Internal Server Error page was downloaded
3. Clear Button - The button color was changed compared this other pages
4. Billed For - Data was not retrieved
5. Remarks - Remarks were not retrieved