Clear monitor on page change

itemcontroller.lua

@@ -162,7 +162,7 @@ local function itemList(groups, wBudget, hBudget, savedState, onClick, setPage)
   end
 
   local tabLinePad = Padding:new{
-    top = hBudget - (entryEnd - entryStart) - 1,
+    top = hBudget - (entryEnd - entryStart),
     element = tabLine
   }
 
@@ -183,7 +183,7 @@ local function updatePageRender(state, pages)
     if changingPage then
       state.pageState = nil
     end
-
+    state.monitor.clear()
     state._pageRender = pages[state.currentPage](state)
   end
 end