ubi-console: add --flash option
ubi-mnt: attempt to umount the dir as well as the dev

in the case of device i/o errors, umount dir actually umounts
ubi-sshkeys: write to /home/preinstalled/.ssh if the n9 has never been booted
ubi-rootstrap: add rootstrap to preinstall developer-mode
ubi-rootstrap: add original ssh init from rootstrap for modification
ubi-rootstrap: add original usbmode/devmode gconf from rootstrap for modification
ubi-rootstrap: modify rootstrap ssh.conf to allow root login
ubi-rootstrap: modify usbmode to default to ovi_suite
ubi-rootstrap: add script to sync the rootstrap
reflash-phone: add beginning of script to reflash fw/emmc/kernel
ubi-mnt: fail on mount errors
reflash-phone: flash fw/emmc/kernel and perform rootstrap
flashing: instructions hint => reflash-phone
ubi-sshkeys: install keys for root as well as user
sync-wifi: dont rely on bash
reflash-phone: split into flash/rootstrap and attemptssh
reflash-phone: move run/tryrun subs
reflash-phone: attempt delete user passwd before attempting ssh

for some reason, without doing this, ssh with pubkeys wont work
packages: add -y --force-yes to dependency-manual-install for remove-packages
reflash-phone: perform long-running installs after flashing