File list (Check if you may need any files):
Keypad\Examples\CustomKeypad\CustomKeypad.pde
......\........\............\keypad.cpp
......\........\............\keypad.h
......\........\............\keypad.o
......\........\EventSerialKeypad\EventSerialKeypad.pde
......\........\.................\keypad.cpp
......\........\.................\keypad.h
......\........\.................\keypad.o
......\........\HelloKeypad\HelloKeypad.pde
......\........\...........\keypad.cpp
......\........\...........\keypad.h
......\........\...........\keypad.o
......\........\keypad.cpp
......\........\keypad.h
......\........\keypad.o
......\........\SerialKeypad\keypad.cpp
......\........\............\keypad.h
......\........\............\keypad.o
......\........\............\SerialKeypad.pde
......\Keypad.cpp
......\Keypad.h
......\keywords.txt
......\LCD4Bit.h
......\Examples\CustomKeypad
......\........\EventSerialKeypad
......\........\HelloKeypad
......\........\SerialKeypad
......\Examples
Keypad