code: function exists(filepath) {
  		var does = grunt.file.exists(filepath);
  		if (!does) {
  			grunt.log.error(
  				'Human error: ' + chalk.cyan(filepath) + ' not found.'
  			);
  			grunt.fail.errorcount++;
  		}
  		return does;
  	}
docs: File exists?
  @param {String} filepath
  @returns {boolean}