Fix windows readline error

[olwmc]

Right now, several parts of asteroid rely on the readline module to handle command line input. On windows the readline module is not available. We may need to switch over to pyreadline3.

[lutzhamel]

interestingly enough this only shows up in Windows/Python3.10...but in any case it is real and we have to find a solution...

[lutzhamel]

Here is a stack dump of the relevant error: