Dumper: Added IA32_EFER dump to support 64 bit address space

Bugs fixed: - hyperdbg crashes before printing the offset dump
	    - dump fails on some microarchitectures (fields offset was zero)

Signed-off-by: enrico canzonieri <enrico.canzonieri@eurecom.fr>
Merge pull request #1 from ecanzonieri/master

Dumper: Added IA32_EFER dump to support 64 bit address space