Begin implementation of CheckStyle style checking

By: md_5 <git@md-5.net>

paper-server/nms-patches/EntityPlayer.patch

@@ -279,16 +279,15 @@
          this.releaseShoulderEntities();
 -        if (!this.isSpectator()) {
 -            this.d(damagesource);
--        }
 +        // we clean the player's inventory after the EntityDeathEvent is called so plugins can get the exact state of the inventory.
 +        if (!event.getKeepInventory()) {
 +            this.inventory.clear();
-+        }
-+ 
-+        this.setSpectatorTarget(this); // Remove spectated target
-+        // CraftBukkit end
+         }
  
 -        this.getScoreboard().getObjectivesForCriteria(IScoreboardCriteria.DEATH_COUNT, this.getName(), ScoreboardScore::incrementScore);
++        this.setSpectatorTarget(this); // Remove spectated target
++        // CraftBukkit end
++
 +        // CraftBukkit - Get our scores instead
 +        this.world.getServer().getScoreboardManager().getScoreboardScores(IScoreboardCriteria.DEATH_COUNT, this.getName(), ScoreboardScore::incrementScore);
          EntityLiving entityliving = this.getKillingEntity();