Pointer search refactor and pointer chain on bookmark implementation complete

Pointer search code structure changed complete. Now the architecture is able to support pause/resume of search. (pause/resume not implemented yet)
Pointer chain find add to bookmark implemented.
Bookmark pointer address resolution display on status bar implemented.
Bookmark with pointer chain attached dynamically change the address on bookmark implemented.
New key combo to get into pointer search.
ZL+Y to go to setup page to perform pointer search on the address on selected bookmark address.