6949527 Enhance fwflash hermon plugin to support ConnectX-2 cards

6850828 fwflash: tavor plugin is broken for arbel memfull cards.
6881664 fwflash: hermon plugin terminates if HCA VPD data is not available.

6808773 code for Mellanox devices (hermon, tavor, udapl, fwflash) can become open source