fixed amb200, added native test suite

plugins/testsuite/native_test.sma

@@ -0,0 +1,31 @@
+#include <amxmodx>
+
+native Factorial(num)
+
+public __Factorial(id, num)
+{
+	new num = get_param(1)
+	if (num == 0)
+	{
+		return 1
+	}
+	
+	return num * Factorial(num - 1)
+}
+
+public plugin_natives()
+{
+	register_native("Factorial", "__Factorial")
+}
+
+public plugin_init()
+{
+	register_plugin("Native Test", "1.0", "BAILOPAN")
+	register_srvcmd("test_native1", "Command_TestNative1")
+}
+
+public Command_TestNative1()
+{
+	new num = Factorial(6)
+	server_print("Factorial of 6 is: %d", num)
+}