Changes:
- option
-borbackupimproved, a better name for the snapshots of the programs you create; - new option
-ooroverwritethat allows you to roll back to a previous version of the program.
To save a snapshot:
am -b $PROGRAM
To restore a program to a previous saved version:
am -o $PROGRAM
All the snapshots are stored in your home diectory, at /home/$USER/.am-snapshots/$PROGRAM