ONLY USE AT YOUR OWN RISK!
BEFORE USING MAKE A FULL BACKUP, THE APPLICATION CAN HARM YOUR DEVICE.
The application install a script, that allows you to move applications and some cache in sd-ext partition and back. In application can specify what needs to be moved.
1. Create ext3 or ext4 partition on sdcard (via Recovery or Rom Manager).
2. Install S2E and configure it.
How to Import (move from Darktremor):
1. Full backup
2. Install S2E, go to settings, check ext4 and click Import
3. Reflash CM7 again (wipe is not needed)
if you using previous version (0.2.0), plz reinstall app from AndroidMarket and remove old version