Minor fixes to statement, services and internal things

Many misc updates

modules/statement/views/statement/user/show_body.php

@@ -3,7 +3,7 @@
 		<td><?php echo $o['invoice']->display('date_orig'); ?></td>
 		<td>Invoice</td>
 		<td><?php echo HTML::anchor('user/invoice/view/'.$o['invoice']->id,$o['invoice']->id()); ?></td>
-		<td class="right"><?php echo $o['invoice']->display('total_amt'); ?></td>
+		<td class="right"><?php echo $o['invoice']->total(TRUE); ?></td>
 		<?php } elseif (isset($o['payment'])) { ?>
 		<td><?php echo $o['payment']->display('date_payment'); ?></td>
 		<td>Payment</td>