Added /version and /reload commands

By: Dinnerbone <dinnerbone@dinnerbone.com>

paper-api/src/main/java/org/bukkit/Server.java

@@ -88,4 +88,9 @@ public interface Server {
      * @param time The time to set the in-game time to (in hours*1000)
      */
     public void setTime(long time);
+
+    /**
+     * Reloads the server, refreshing settings and plugin information
+     */
+    public void reload();
 }

paper-api/src/main/java/org/bukkit/command/SimpleCommandMap.java

@@ -4,12 +4,39 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import org.bukkit.ChatColor;
+import org.bukkit.Server;
 
 import org.bukkit.entity.Player;
 
 public final class SimpleCommandMap implements CommandMap {
     private final Map<String, Command> knownCommands = new HashMap<String, Command>();
 
+    public SimpleCommandMap(final Server server) {
+        register("version", "bukkit", new Command("version") {
+            @Override
+            public boolean execute(Player player, String currentAlias, String[] args) {
+                player.sendMessage("This server is using some funky dev build of Bukkit!");
+                return true;
+            }
+        });
+
+        register("reload", "bukkit", new Command("reload") {
+            @Override
+            public boolean execute(Player player, String currentAlias, String[] args) {
+                if (player.isOp()) {
+                    server.reload();
+                    player.sendMessage(ChatColor.GREEN + "Reload complete.");
+                } else {
+                    player.sendMessage(ChatColor.RED + "You do not have sufficient access"
+                            + " to reload this server.");
+                }
+
+                return true;
+            }
+        });
+    }
+
     /**
      * Registers multiple commands. Returns name of first command for which fallback had to be used if any.
      * @param plugin