Show task name on Invoices change charges form

<p>It can be helpful for some companies to see the task name associated with an invoice charge. This makes it easy to edit or remove specific charges. This feature can be enabled using the "Invoices options" selections under Administration for Invoices Settings. <br/><br/> <span class="subHead"><strong>How to add task name to the Invoices change charges form:</strong></span></p><ol><li>Navigate to Administration > Application Settings > Invoices Settings > Invoices options. </li><li>Select the check box to "Show the task in the "Change charges" view. Click Save. </li><li>Navigate to Invoices > Invoices and select an invoice. </li><li>Click the "Change charges" link. The task name will display