Utility class for implementing Cloudmade authorization.
The counters class is a simple container for tracking various internal statistics for osmdroid, useful for troubleshooting osmdroid, finding memory leaks and more Created by alex on 6/16/16.
Utility class for reading the manifest
Based on some of the responses from this question http://stackoverflow.com/questions/5694933/find-an-external-sd-card-location/15612964#15612964 Returns the first storage mount point with the most space that is writable for use as the default location for the osmdroid cache.
don't use android classes here, since this class is used outside of android