* usr/share/byobu/profiles/tmux: LP: #1177728
  - use byobu's tmux-screen-keys.conf
* debian/postinst: LP: #1174537
  - drop the env python changes in the postinst
* debian/control, usr/bin/byobu-select-profile: LP: #1166416
  - hardcode a use of gawk (for hex calculations)