apport-retrace:
 - add stack rewinding to step back through crash handlers
 - add heuristics for more crash types (SEGV on read/write/exec & mem region)

python-apport:
 - Add API/report attribute for doing upstream problem reports
 - support /etc/apport/blacklist.d/ for check_ignored(): one exe
   per line

add firefox apport hook to suppress crash reports when restart is
necessary, and to not file crashes with flash installed

apport:
 - check crashes of root processes with dropped privs in test suite
