version 0.2.0

Basic functionality and passes API draft

wldbg: handle SIGINT better

Don't kill all processes in group, just kill clients and let wldbg
exit normally (calling destroy on passes)

Signed-off-by: Marek Chalupa <[email protected]>

hide wl_buffer deprecated definition

I don't use it and it's pretty annoying

Signed-off-by: Marek Chalupa <[email protected]>