Fixing build errors
Updating name, removing keys we no longer use
Merge remote-tracking branch 'origin/master'

* origin/master:
  Update metadata.yml
  Add note to clarify about 5 versus 6

Conflicts:
	knpu/episode3/metadata.yml
Updating ep 4 metadata after updates
Merge remote-tracking branch 'origin/master'

* origin/master:
  Needs to have ? in front otherwise you'll get an error
Renaming files to match metadata
Fixing build errors