copy over bounce renamed as flappy
missed a couple of bounce -> flappy changes
introduced when click event, and flap block with velocity and gravity
add a bunch more event blocks
make sure to reset velocity
remove some unneeded events
replace paddle with bird
remove a bunch of code
only detect mouse down inside svg square
move bird to pixel space
fix clipping on flappy
add play sound block
added ground, though no collision detection yet
initial pipe work
more pipe work and change background/ground images
randomize pipe gap, ground over pipes
change avatar to bird
ground collisions
enter pipe and incremement score
more sounds and pipe collision