function arrayEvery(array, predicate) {
	      var index = -1,
	          length = array.length;

	      while (++index < length) {
	        if (!predicate(array[index], index, array)) {
	          return false;
	        }
	      }
	      return true;
	    }
A specialized version of `_.every` for arrays without support for callback
shorthands and `this` binding.

@private
@param {Array} array The array to iterate over.
@param {Function} predicate The function invoked per iteration.
@returns {boolean} Returns `true` if all elements pass the predicate check,
 else `false`.