Fix all warnings

Add and make use of Lombok
Remove Mojang API
Remove ZipFileUtils
Remove StreamTools in favor of Apache IOUtils
Keyframe should be abstract all derivatives final
Replace clone in Keyframe with copy
Move some constants from GuiReplaySetttings to GuiConstants

src/main/java/eu/crushedpixel/replaymod/holders/PlayerVisibility.java

@@ -1,18 +1,12 @@
 package eu.crushedpixel.replaymod.holders;
 
-import java.util.Collection;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
 import java.util.UUID;
 
+@Data
+@AllArgsConstructor
 public class PlayerVisibility {
-
-    public PlayerVisibility(Collection<UUID> hidden) {
-        this.hidden = hidden.toArray(new UUID[hidden.size()]);
-    }
-
     private UUID[] hidden;
-
-    public UUID[] getHiddenPlayers() {
-        return hidden;
-    }
-
 }