refactored admin and io command submission, extended decode of identify response
refactored admin and io command submission, extended decode of identify response

cambridgehackers/connectal,csail-csg/connectal,csail-csg/connectal,cambridgehackers/connectal,csail-csg/connectal,hanw/connectal,chenm001/connectal,cambridgehackers/connectal,cambridgehackers/connectal,hanw/connectal,chenm001/connectal,chenm001/connectal,chenm001/connectal,hanw/connectal,hanw/connectal,csail-csg/connectal,hanw/connectal,chenm001/connectal,cambridgehackers/connectal,csail-csg/connectal