Add +Shift+b to open all detected URIs

dotfiles/i3/config

 bindsym $mod+Return         exec "urxvt"
 bindsym $mod+Shift+Return   exec "xfce4-terminal"
 bindsym $mod+b              exec "saturnin www -1 | head -1 | uba"
+bindsym $mod+Shift+b        exec "saturnin www -1 | uba"
 bindsym $mod+i              exec "saturnin conf -j -S www.ini | saturnin dmenu -l 20 --split = | uba"
 bindsym $mod+c              exec "saturnin clip save"
 bindsym $mod+Shift+c        exec "saturnin clip load"