add email management link

src/renderer/page/help/view.jsx

@@ -217,7 +217,14 @@ class HelpPage extends React.PureComponent<Props, State> {
                   <td>{__('Connected Email')}</td>
                   <td>
                     {user && user.primary_email ? (
-                      user.primary_email
+                      <React.Fragment>
+                        {user.primary_email}{' '}
+                        <Button
+                          button="link"
+                          href={`http://lbry.io/list/edit/${accessToken}`}
+                          label={__('Update mailing preferences')}
+                        />
+                      </React.Fragment>
                     ) : (
                       <React.Fragment>
                         <span className="empty">{__('none')} </span>

src/renderer/scss/component/_table.scss

@@ -3,7 +3,7 @@ table.table,
   word-wrap: break-word;
   max-width: 100%;
   text-align: left;
-  margin-top: $spacing-width;
+  margin-top: $spacing-vertical * 2/3;
 
   tr td:first-of-type,
   tr th:first-of-type {