Command for turning on 'intentionally blank pages' was added as an example to 121014.inc.tex
.gitignore was added: it contains all files generated by r.sh, including logs, pdfs and MetaPost's outputs
Merge pull request #5 from yeputons/master

Lack of example for 'intentionally blank pages' is fixed
Merge pull request #4 from yeputons/gitignore

Autogenerated files are now included in .gitignore