Merge pull request #1 from leVirve/master

Update UNO.cpp methods
Update UNO.cpp
Update UNO.h
Update HW06.cpp
Update HW06.cpp
Update UNO.cpp

beta version.
operator overridden.
Update UNO.h
Update UNO.cpp

wildcard display bug fixed.
update blahblah
update Show()
Debug by Salas