Allow passwordless sudo for the sudo group
Ignore more vagrant related files
Fix the it { should compile } issue on tests

Currently the CI fails on it should compile.
This commit fixes it and allow tests to pass

See: https://tickets.puppetlabs.com/browse/PUP-1547
Merge pull request #24 from Spredzy/fix_it_compile

Fix the it { should compile } issue on tests
Add puppetlabs firewall module

Add puppetlabs firewall module to manage security rules.

[FIXED INFRA-18]