优化日志

mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java

@@ -367,7 +367,8 @@ public class MpMasterService extends Service {
                 if (ts - mTimeToStartMpApp >= 30000) {
                     MicroPhotoContext.restartMpApp(context);
                     mTimeToStartMpApp = ts;
-                    logger.warning("Restart MpAPP as it is NOT Running Prev MPAPP HB=" + Long.toString((ts - mPreviousMpHbTime) / 1000));
+                    logger.warning("Restart MpAPP as it is NOT Running Prev MPAPP HB=" +
+                            Long.toString((ts - mPreviousMpHbTime) / 1000) + " MPAPP HBDuration=" + Long.toString(mMpHeartbeatDuration));
                 } else {
                     logger.warning("MpAPP has restarted during 30s, skip the check.");
                 }