code: function repeat(input, times){
      var output = "";
      for (var i = 0; i < times; i++){
          output += input;
      }
      return output;
  }
docs: returns the input string repeated the specified number of times
  @param {string} - input string to repeat
  @param {number} - the number of times to repeat
  @returns {string}
  @alias module:string-tools.repeat