* Fixed file overwriting bug. Now, service stops when single file
capacity is reached. Next time the service is started, a new file is
used to log the data.

TODO: Activity should periodically check service status to keep the
toggle button status up to date.
* Fixed file overwriting bug. Now, service stops when single file
capacity is reached. Next time the service is started, a new file is
used to log the data.

TODO: Activity should periodically check service status to keep the
toggle button status up to date.