Merge changes If5e12605,I894cf880

* changes:
  clean up now-broken downloading code for the BBB/cRIO
  clean up the distinction between FRC and non-FRC platforms
tree: 9689841577f90236a2651b047fd85d8a0591fdae
  1. aos/
  2. doc/
  3. frc971/
  4. output/
  5. vision/
  6. .clang-format
  7. .gitignore
  8. README.txt