Add fdescribe and fit to jshintrc.
Add fdescribe and fit to jshintrc.

hansmaad/chartist-js,chartist-js/chartist,gionkunz/chartist-js,chartist-js/chartist,hansmaad/chartist-js,cr3ative/chartist-js,chartist-js/chartist,gionkunz/chartist-js,cr3ative/chartist-js