mult rewritten
mult slightly improved using substr in the biggest possible power of two len string
TAG moved, easier to tab files in bash, avoids to complete by hand as much as before...
typo fix
display info clearer
comment
DATE_DELIVER added and extracted from the source file, passed to awk scrips
new option --extrainfo | -e to display them
fix for header regex
minor comment correction
usage with examples
tag can now contain some defined variables such as DATE_DELIVER