update hp-blob

* r3940
    - Implemented updated-service for iOS- and Android-apps.
      Apps can see, whether an update is available. Following, apps can fire the 'update now' trigger.
      Please notice: In this version, an 'update available' shows up, when newer image already has been downloaded.
update hp2sm

* r3943
    - fix api

* r3942
    - add function to save current log files
update zway-blob
updated NEWS
correct order of build