reimplement eventlineup slots, eventsheet refinements

fixed the loop in eventlineup slots so they will show duplicate eventlineupentries if they exist

refined some styling in eventsheet

src/public/js/eventlineup.js

@@ -635,8 +635,18 @@ function insertLineup(direction, teamId, eventId, element) {
 
 }
 
+function initSlots () {
+  const slots = Array.from(document.querySelectorAll('.lineup-slot'))
+  slots.forEach(slot=>{
+    console.log(slot,`.${slot.dataset.initialSlotset}`)
+    const parent = document.querySelector(`#${slot.dataset.initialSlotset}`)
+    parent.appendChild(slot)
+    slot.removeAttribute('data-initial-slotset')
+  })
+}
 function initPage (){
   colorPositions();
+  initSlots();
   initFlagsCheckboxes();
 	refreshLineup();
   for (bcLineup of document.querySelectorAll("[id^=event-lineup]")) {