EasyButtonAtInt01

• Added NO_INITIALIZE_IN_CONSTRUCTOR macro to enable late initializing.
• ButtonStateIsActive is now private, since it is not reliable after bouncing. Use readButtonState() or readDebouncedButtonState() instead.

You must change
#include "EasyButtonAtInt01.cpp.h"
to
#include "EasyButtonAtInt01.hpp"

• 2 sets of constructors, one for only one button used and one for the second button if two buttons used.
• Map pin numbers for Digispark pro boards, for use with with digispark library.

• Added button release handler and adapted examples.
• Revoke change for "only one true result per press for checkForLongPressBlocking()". It is superseded by button release handler.
• Support buttons which are active high by defining BUTTON_IS_ACTIVE_HIGH.
• Improved detection of maximum bouncing period used in DebounceTest.

• Avoid 1 ms delay for checkForLongPressBlocking() if button is not pressed.
• Only one true result per press for checkForLongPressBlocking().

• Ported to ATtinyX5 and ATiny167.
• Support also PinChangeInterrupt for button 1 on Pin PA0 to PA7 for ATtiniy87/167.
• Long button press detection support.
• Analyzes maximum debouncing period.
• Double button press detection support.
• Very short button press handling.
• Renamed to EasyButtonAtInt01.cpp.h