Changing table headings from td to th.

client/views/admin/users/adminUsers.html

@@ -24,10 +24,10 @@
 					<table>
 						<thead>
 							<tr>
-								<td>&nbsp;</td>
-								<td width="34%">{{_ "Name"}}</td>
-								<td width="33%">{{_ "Username"}}</td>
-								<td width="33%">{{_ "E-mail"}}</td>
+								<th>&nbsp;</th>
+								<th width="34%">{{_ "Name"}}</th>
+								<th width="33%">{{_ "Username"}}</th>
+								<th width="33%">{{_ "E-mail"}}</th>
 							</tr>
 						</thead>
 						<tbody>

packages/rocketchat-theme/assets/stylesheets/base.less

@@ -1874,6 +1874,11 @@ a.github-fork {
 		}
 		table {
 			width: 100%;
+			thead {
+				th {
+					text-align: left;
+				}
+			}
 			tbody {
 				td {
 					vertical-align: middle;