CardTest: List directory entries
CardTest: List directory entries

- Skipping of unused entries
- Skipping of long filename data
- Skipping of hidden files
- Date code conversion to YYMMDD
- 32-bit to decimal conversion
- Space removal of 8.3 names

kervinck/gigatron-rom,kervinck/gigatron-rom,kervinck/gigatron-rom,kervinck/gigatron-rom,kervinck/gigatron-rom,kervinck/gigatron-rom,kervinck/gigatron-rom