Fix key_released/pressed() and add any_released/pressed() to Keyboard
Add Lua bindings for Keyboard::any_pressed/released()
Fix documentation and update() for Keyboard
Fix button_pressed/released() and add any_pressed/released() to Mouse
Add Lua bindins for Mouse::any_pressed/released()
Update InputManager to reflect changes to Keyboard and Mouse
Pass current frame number to InputManager::frame()
Exit the hello world sample when any key is released