[wrt] Fix install.sh to be actually /bin/sh compatible
[lm] Add ability to backup and restore configuration from a third SD card parition
[lm] Don't forget to call uci-defaults with 'update' on update install, also some cleanup, ver 7
[wrt] Add parted to config, remove strace. It looks like a lot changed but it just reordered or some shit
[wrt] Add parted package
[lm] Add parted check to config_restore script
[wrt] Remove some extra stuff from parted to slim it down
[lm] Wait for new partition device to appear before checking for a backup