hard-code version and date again

these items can be updated using the following bash snippet:

( VERSION=1.3.3; sed -i -r "s/(Version: ([\\]tab |))[0-9.]+/\1$VERSION/;s/(Date: ([\\]tab |))[0-9-]+/\1$(date +%Y-%m-%d)/" DESCRIPTION R/futile-logger-package.R )

fixes #10
update .Rd file