Fixed some issues with the HolidayManager

Was severely lacking more lols

src/main/java/com/gmail/nossr50/runnables/CheckDateTask.java

@@ -0,0 +1,24 @@
+package com.gmail.nossr50.runnables;
+
+import org.bukkit.scheduler.BukkitRunnable;
+
+import com.gmail.nossr50.mcMMO;
+import com.gmail.nossr50.runnables.skills.AprilTask;
+import com.gmail.nossr50.util.Misc;
+
+public class CheckDateTask extends BukkitRunnable {
+
+    @Override
+    public void run() {
+        if (!mcMMO.getHolidayManager().isAprilFirst()) {
+            return;
+        }
+
+        // Set up jokes
+        new AprilTask().runTaskTimer(mcMMO.p, 1L * 60L * Misc.TICK_CONVERSION_FACTOR, 10L * 60L * Misc.TICK_CONVERSION_FACTOR);
+        mcMMO.getHolidayManager().registerAprilCommand();
+
+        // Jokes deployed.
+        this.cancel();
+    }
+}