Android室内矢量地图SDK的设计与实现,利用矢量地图实现android室内地图开发，集成SDK(Design and implementation of Android indoor vector map SDK, use vector map to realize Android indoor map development and integrate SDK)

收集WiFi信号，并分析，对室内定位有帮助(collect the RSSI of WiFi,and analyze,helpful for the indoor location)