Add some basic STL compatibility to Vector<>

     // for debugging only

     inline size_t getItemSize() const { return itemSize(); }

     /*

      * these inlines add some level of compatibility with STL. eventually

      * we should probably turn things around.

      */

     typedef TYPE* iterator;

     typedef TYPE const* const_iterator;

     inline iterator begin() { return editArray(); }

     inline iterator end()   { return editArray() + size(); }

     inline const_iterator begin() const { return array(); }

     inline const_iterator end() const   { return array() + size(); }

     inline void reserve(size_t n) { setCapacity(n); }

     inline bool empty() const{ return isEmpty(); }

     inline void push_back(const TYPE& item)  { insertAt(size(), item); }

     inline void push_front(const TYPE& item) { insertAt(0, item); }

     inline iterator erase(iterator pos) {

         return begin() + removeItemsAt(pos-array());

     }

protected:

    virtual void    do_construct(void* storage, size_t num) const;

    virtual void    do_destroy(void* storage, size_t num) const;