Fix `Writing your own JSHint reporter.` link. Closes GH-109.

They changed the path, the old path gives a 404. This corrects the path.
Fix output when maxerr is low. Fixes GH-105.
0.6.5
0.7.0 Update to jshint 2.3.0. Closes GH-111.
Added the ability to specify `true` for the `jshintrc` option, deferring
to jshint's logic for finding .jshintrc files relative to the file being
linted. Closes GH-110.
0.7.1
merge upstream