added number of units

resources/views/app/practice-management/billing-manager.blade.php

@@ -46,7 +46,7 @@
                                 <thead>
                                     <tr>
                                         <th>Service</th>
-                                        <th>Number of units</th>
+                                        <th># of units</th>
                                         <th>Signed?</th>
                                     </tr>
                                 </thead>