Resolve "extract scanssd"

TESTING NOTES (part 1):

• run make clean and make clean-repos
  • make sure scanssd is not in the modules directory
• run make
  • make sure scanssd downloads to the module directory
• run make example and make sure everything works as it should

(part 2):

• clone https://gitlab.com/dprl/scanssd into a new directory (SEPERATE FROM PIPELINE)
• read the README
• follow the installation instructions
• run the scripts for the training (you can ctrl-c once the training starts as it will take a while), testing, and visualization. The evaulation documentation will be touched up by @ad4529 in a later ticket.