Adding default property file

Minecraft PE/nukkit/server.properties

@@ -0,0 +1,31 @@
+#Properties Config file
+#2018-05-13 08:00:20
+motd=Nukkit Server For Minecraft: PE
+sub-motd=Powered by Nukkit
+server-port=19132
+server-ip=0.0.0.0
+view-distance=10
+white-list=off
+achievements=on
+announce-player-achievements=on
+spawn-protection=16
+max-players=20
+allow-flight=off
+spawn-animals=on
+spawn-mobs=on
+gamemode=0
+force-gamemode=off
+hardcore=off
+pvp=on
+difficulty=1
+generator-settings=
+level-name=world
+level-seed=
+level-type=DEFAULT
+enable-query=on
+enable-rcon=off
+rcon.password=wMDM2Y2EwN
+auto-save=on
+force-resources=off
+bug-report=on
+xbox-auth=on