build.properties is now a template. This allows the build process to replace strings. Any token prefixed with SED should be replaced by the build script. The output goes to build.properties.
# mail any output to ‘johnk’, no matter whose crontab this is
MAILTO=johnk@symbian.org
# run at 1 am
0 1 * * 0-5 /bin/bash -c /home/symbian/wrttools/scripts/shepard.sh > /home/symbian/scratch/build$$.out 2>&1