Add Copy to clipboard button to shell user account and emailboxes

Author: helmo

interface/web/mail/templates/mail_user_mailbox_edit.htm

@@ -11,6 +11,9 @@
                         <div class='input-group-field'>
 							<select name="email_domain" id="email_domain" class="form-control" style="height:50px;min-width:170px;">{tmpl_var name='email_domain'}</select>
                         </div>
+                        <a class="btn btn-default formbutton-narrow" href="javascript: navigator.clipboard.writeText(document.getElementById('email_local_part').value + '@' + document.getElementById('email_domain').value);" title="Copy to clipboard">
+                            <span class="icon icon-bulb"></span>
+                        </a>
                     </div>
 				</div>
             </div>

interface/web/sites/templates/shell_user_edit.htm

@@ -17,7 +17,11 @@
                 <div class="col-sm-9">
 					<div class="input-group">
 						<span class="input-group-addon" id="username-desc">{tmpl_var name='username_prefix'}</span>
-						<input type="text" name="username" id="username" value="{tmpl_var name='username'}" class="form-control" aria-describedby="username-desc" />
+						<input type="text" name="username" id="username" value="{tmpl_var name='username'}" class="form-control" aria-describedby="username-desc" style="width: 90%" />
+						<a class="btn btn-default formbutton-narrow" href="javascript: navigator.clipboard.writeText(document.getElementById('username-desc').innerText + document.getElementById('username').value);" title="Copy to clipboard">
+							<span class="icon icon-bulb"></span>
+						</a>
+
 					</div>
 				</div>
             </div>