Issue #582: create 'lint-md' task
Issue #582: create 'lint-md' task

UW-Madison-DoIT/angularjs-portal,davidmsibley/angularjs-portal,UW-Madison-DoIT/angularjs-portal,UW-Madison-DoIT/angularjs-portal,davidmsibley/angularjs-portal,davidmsibley/angularjs-portal,davidmsibley/angularjs-portal,UW-Madison-DoIT/angularjs-portal