Merge pull request #22 from ehaselwanter/master

be more forgiving and relax rubocop
improvement: clarify SUID/SGID options in readme

make sure that remove_from_unkown and dry_run_on_unkown are better understandable in the readme.

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
Merge pull request #23 from TelekomLabs/readme-suid+sgid

improvement: clarify SUID/SGID options in readme
changed the log_martians value to 0 in attributes/sysctl.rb

Signed-off-by: Patrick Meier <patrick.meier111@googlemail.com>
Merge pull request #24 from atomic111/master

changed the log_martians value to 0 in attributes/sysctl.rb
ignore shared test repo
make kitchen run optional, use export RUN_KITCHEN=true to enable it