CaspianCanuck

/**
 * Flattens the array that contains nested arrays, optionally removing null or undefined elements.
 * @example 
 * // returns [1, 2, 3, null, undefined, 4]
 * [[1,2,[3,null],undefined],4].flatten()
 * @example 
 * // returns [1, 2, 3, 4] 
 * [[1,2,[3,null],undefined],4].flatten(true)
 * @param removeBlanks {boolean} If evaluates to true, strips any null or undefined array elements.
 * @returns {Array} Flattened array of elements of the original array and any of its nested arrays.