Credits
=======
  - SNRMRequest issue found.
    * [GOST-UA](https://github.com/GOST-UA)

- strftime found.
    * [Fabio Bonelli](https://github.com/bfabio)

- GXDLMSImageTransfer attribute 7 is not return DLMS_ERROR_CODE_OK.
    * [Roman Moravcik](https://github.com/rmoravcik)

- Makefile changes.
    * [Fabio Bonelli](https://github.com/bfabio)
