/// <summary>
/// Closes lua and clear errorlog and any references to functions that was registered with lua
/// </summary>
public void CloseLua()
{
if (L != IntPtr.Zero)
{
Lua.lua_close(L);
L = IntPtr.Zero;
}
//clear any references to callbacks to allow the garbage collector collect them
m_refs.Clear();
m_errors.Clear();
}
