Remove default options.
Remove capability to specify a jslint version.
Remove old versions of jslint.
Simplify nodelint file.
Simplify nodelint file further.
Move merge function to a util module.
Fix glaring jslint errors in options test.
Give getOptions a callback.
Unexpose loadConfig function.
Refactor tests a little.
Add some failing options tests.
Write tests to prove that reading and merging .jslintrc files are now async.
Rework more old sync tests and refactor options further.
Unexpose splitPredefs and preprocessOptions.
Refactoring minutia.
Hopelessly try to fix the random failing bad lint test.
Fix tests to be compatible with an always-async api.
Refactor main.
Clean up commandOptions function.
Refactor main further.