revert legacy path workaround:

We no longer need this as recovery can properly mount the legacy /sdcard path
AOSP cherry pick:

- remove OTA firmware update pre-Froyo compatibility
- Install Zip: more AOSP cherry picks
reboot: match aosp / cm boot code

we still allow compatibility with older boot commands
ui: aosp cherry pick
Intsall zip: start with indeterminate progress

This offers a nice GUI when installing packages without set_progress commands
Always reboot on timed out key input

This also fixes a bug where time out would validate first menu
6.48.8 (work in progress)

Latest stable is 6.48.4
We're moving to AOSP compatibility to no more depend on now poorly supported CWM