remove paging logic from multiEntry cursor
remove paging logic from multiEntry cursor

There's no way around doing a full table scan for cursors against multi entry indexes.

12devs/IndexedDBShim,pixel9/IndexedDBShim,kberryman/IndexedDBShim,AyogoHealth/IndexedDBShim,kir/IndexedDBShim,kberryman/IndexedDBShim,pixel9/IndexedDBShim,pixel9/IndexedDBShim,AyogoHealth/IndexedDBShim,kir/IndexedDBShim,AyogoHealth/IndexedDBShim,emertechie/IndexedDBShim,12devs/IndexedDBShim,dazwiafl/IndexedDBShim,emertechie/IndexedDBShim,kir/IndexedDBShim,emertechie/IndexedDBShim,kberryman/IndexedDBShim,12devs/IndexedDBShim,dazwiafl/IndexedDBShim,dazwiafl/IndexedDBShim