Does not render Players at all if they're invisible (e.g. Spectator Mode) - resolving https://trello.com/c/Hy1NaAKu/

Does not render crosshair if hovering over invisible players

src/main/java/eu/crushedpixel/replaymod/events/handlers/SpectatingHandler.java

@@ -11,6 +11,6 @@ public class SpectatingHandler {
     private static Minecraft mc = Minecraft.getMinecraft();
     
     public static boolean canSpectate(Entity e) {
-        return ((e instanceof EntityPlayer || e instanceof EntityLiving || e instanceof EntityItemFrame) && e != mc.thePlayer);
+        return ((e instanceof EntityPlayer || e instanceof EntityLiving || e instanceof EntityItemFrame) && e != mc.thePlayer && !e.isInvisible());
     } 
 }