change the EventListFragment holders ID after creating

app/src/main/kotlin/com/simplemobiletools/calendar/fragments/EventListFragment.kt

@@ -1,6 +1,7 @@
 package com.simplemobiletools.calendar.fragments
 
 import android.content.Intent
+import android.graphics.drawable.ColorDrawable
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
@@ -34,6 +35,8 @@ class EventListFragment : MyFragmentHolder(), RefreshRecyclerViewListener {
         mView = inflater.inflate(R.layout.fragment_event_list, container, false)
         val placeholderText = String.format(getString(R.string.two_string_placeholder), "${getString(R.string.no_upcoming_events)}\n", getString(R.string.add_some_events))
         mView.calendar_empty_list_placeholder.text = placeholderText
+        mView.background = ColorDrawable(context!!.config.backgroundColor)
+        mView.calendar_events_list_holder?.id = (System.currentTimeMillis() / 1000).toInt()
         use24HourFormat = context!!.config.use24hourFormat
         updateActionBarTitle()
         return mView

app/src/main/res/layout/fragment_week_holder.xml

@@ -7,7 +7,6 @@
     android:fillViewport="true">
 
     <RelativeLayout
-        xmlns:android="http://schemas.android.com/apk/res/android"
         android:id="@+id/week_view_holder"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"