Fix setting of the offset index for PharenCachedList so that it will index correctly into the cached array.
Fix setting of the offset index for PharenCachedList so that it will index correctly into the cached array.

Each element in a cached list holds a reference to the same array. Each relies on a unique index that represents where in the array it is located, so that in a sense it's not 'aware' of the actual elements in the array before it.

girvo/pharen,Scriptor/pharen,girvo/pharen,Scriptor/pharen