- update dreamfort to use the new hauling route naming aliases
- add strategic whitespace to csv files to make them easier to read
- group related library files into subdirectories
- better filenames for exploratory-mining files
- add set of marker-mode layout helpers (inspired by Salford Sal's DF
tutorial videos
https://www.youtube.com/channel/UCVLgfAP_1VOlVLUJMJ7ahhA)
I refactored Filesystem::listdir_recursive to support removing the path
prefix from the returned files list. There are no current calls that
make use of the prefix parameter, so I converted it into a boolean.
Current usages will use the new default parameter and will not see any
changed behavior.