Add Worker role.

This was originally added at Wekan v3.58,
reverted at Wekan v3.60 because of bugs,
and now after fixes added back.

Thanks to xet7 !

Closes #2788

client/components/users/userHeader.jade

@@ -39,12 +39,13 @@ template(name="memberMenuPopup")
         a.js-go-setting(href="{{pathFor 'setting'}}")
           i.fa.fa-lock
           | {{_ 'admin-panel'}}
-  hr
-  ul.pop-over-list
-    li
-      a(href="{{pathFor 'board' id=templatesBoardId slug=templatesBoardSlug}}")
-        i.fa.fa-clone
-        | {{_ 'templates'}}
+  unless currentUser.isWorker
+    hr
+    ul.pop-over-list
+      li
+        a(href="{{pathFor 'board' id=templatesBoardId slug=templatesBoardSlug}}")
+          i.fa.fa-clone
+          | {{_ 'templates'}}
   unless isSandstorm
     hr
     ul.pop-over-list
@@ -109,13 +110,15 @@ template(name="changeSettingsPopup")
         | {{_ 'show-desktop-drag-handles'}}
         if showDesktopDragHandles
           i.fa.fa-check
-    li
-      label.bold
-        i.fa.fa-sort-numeric-asc
-        | {{_ 'show-cards-minimum-count'}}
-      input#show-cards-count-at.inline-input.left(type="number" value="#{showCardsCountAt}" min="0" max="99" onkeydown="return false")
-      input.js-apply-show-cards-at.left(type="submit" value="{{_ 'apply'}}")
+    unless currentUser.isWorker
+      li
+        label.bold
+          i.fa.fa-sort-numeric-asc
+          | {{_ 'show-cards-minimum-count'}}
+        input#show-cards-count-at.inline-input.left(type="number" value="#{showCardsCountAt}" min="0" max="99" onkeydown="return false")
+        input.js-apply-show-cards-at.left(type="submit" value="{{_ 'apply'}}")
 
 template(name="userDeletePopup")
-  p {{_ 'delete-user-confirm-popup'}}
-  button.js-confirm.negate.full(type="submit") {{_ 'delete'}}
+  unless currentUser.isWorker
+    p {{_ 'delete-user-confirm-popup'}}
+    button.js-confirm.negate.full(type="submit") {{_ 'delete'}}