private static long last_send_previous = 0;//KS
final private static String pref_last_send_previous = "last_send_previous";
private static long last_send_previous_log = 0;
final private static String pref_last_send_previous_log = "last_send_previous_log";
private static long last_send_previous_step_sensor = 0;
<BUG>final private static String pref_last_send_previous_step_sensor = "last_send_step_sensor";
private boolean is_using_bt = false;</BUG>
private static int aggressive_backoff_timer = 120;
private GoogleApiClient googleApiClient;
private static long lastRequest = 0;

private static long last_send_previous = 0;//KS
final private static String pref_last_send_previous = "last_send_previous";
private static long last_send_previous_log = 0;
final private static String pref_last_send_previous_log = "last_send_previous_log";
private static long last_send_previous_step_sensor = 0;
final private static String pref_last_send_previous_step_sensor = "last_send_step_sensor";
final private static int send_bg_count = 300;//288 equals full day of transmitter readings
final private static int send_log_count = 600;//1000 records equals @160K non-compressed, 23K compressed, max transfer 2.7 seconds
final private static int send_step_count = 600;
private boolean is_using_bt = false;
private static int aggressive_backoff_timer = 120;
private GoogleApiClient googleApiClient;
private static long lastRequest = 0;
