Fix PositionIndex not using the query when requesting a page of data.
Fix PositionIndex not using the query when requesting a page of data.

jacksonic/foam,foam-framework/foam,jacksonic/foam,jlhughes/foam,jlhughes/foam,foam-framework/foam,jacksonic/foam,osric-the-knight/foam,jlhughes/foam,osric-the-knight/foam,osric-the-knight/foam,jlhughes/foam,mdittmer/foam,osric-the-knight/foam,jacksonic/foam,mdittmer/foam,foam-framework/foam,mdittmer/foam,foam-framework/foam,mdittmer/foam,foam-framework/foam