daniellmb/grunt-istanbul-coverage — pull request #5 by khamasaki (2014-03-18 00:57:31+00:00)
Title: Check for coverage files now uses the same algorithm as the istanbul command

Coverage files can be located in subfolders of the root coverage folder.
See https://github.com/gotwarlost/istanbul/blob/master/lib/command/check-coverage.js#L61