Update SpotStruct_sqlite.php
Update SpotStruct_sqlite.php

Added function resetdb() and clearcache() for sqlite.
GeoffreyDijkstra/spotweb,Spotweb/Spotweb,mesa57/spotweb,tswestendorp/spotweb,mesa57/spotweb,Spotweb/Spotweb,GeoffreyDijkstra/spotweb,tswestendorp/spotweb