* Adds support for ETHTOOL_GREGS to dump register set to ethtool. 
* Adds support for ETHTOOL_LEDBLINK to blink LED's on adapter 
  from ethtool. 
* Bug fix: error message added for corrupted EEPROM detection. 
* Bug fix: when setting up link on copper interface, explicitly 
  turn off force speed and duplex before auto-negotiation.