[ADD] Add get_nearest_player method

maidroid_core_basic/register.lua

@@ -0,0 +1,26 @@
+------------------------------------------------------------
+-- Copyright (c) 2016 tacigar. All rights reserved.
+-- https://github.com/tacigar/maidroid
+------------------------------------------------------------
+
+local function on_start(self)
+
+end
+
+local function on_stop(self)
+
+end
+
+local function on_step(self, dtime)
+
+end
+
+maidroid.register_core("maidroid_core_basic:core_basic", {
+	description     = "maidroid core : basic",
+	inventory_image = "maidroid_core_basic.png",
+	on_start        = on_start,
+	on_stop         = on_stop,
+	on_resume       = on_start,
+	on_pause        = on_stop,
+	on_step         = on_step,
+})