added $ajqueue_estimated_time%

spigot/src/main/java/us/ajg0702/queue/spigot/Placeholders.java

@@ -195,6 +195,9 @@ public class Placeholders extends PlaceholderExpansion {
     	if(identifier.equalsIgnoreCase("inqueue")) {
     		plugin.sendMessage(player, "inqueue", "");
     	}
+		if(identifier.equalsIgnoreCase("estimated_time")) {
+			plugin.sendMessage(player, "estimated_time", "");
+		}
     	if(identifier.matches("queuedfor_*.*")) {
     		plugin.sendMessage(player, "queuedfor", identifier.split("_")[1]);
     	}

spigot/src/main/java/us/ajg0702/queue/spigot/SpigotMain.java

@@ -165,6 +165,19 @@ public class SpigotMain extends JavaPlugin implements PluginMessageListener,List
 	    	phs.put("queuedfor_"+queuename, number+"");
 	    	placeholders.responseCache.put(p, phs);
 	    }
+		if(subchannel.equals("estimated_time")) {
+			String playername = in.readUTF();
+
+			Player p = Bukkit.getPlayer(playername);
+			if(p == null) return;
+			if(!p.isOnline()) return;
+
+			String time = in.readUTF();
+			HashMap<String, String> phs = placeholders.responseCache.get(p);
+			if(phs == null) phs = new HashMap<>();
+			phs.put("estimated_time", time);
+			placeholders.responseCache.put(p, phs);
+		}
 	}