- The plain codec splits by line, and filewatch emits blobs without
  newlines right now, so tack on a newline until filewatch gets
  refactored to emit blobs instead of lines.
- log the compiled code more readably
- clarify rbx issues indicating that I haven't really done any debugging
to figure out where the problem is.
- update changelog with todos
- remove unused require
- try to fix up require() debugger