All items from Section 12 Levels 1 & 2 of CIS Ubuntu 12.04 LTS Benchmark

https://benchmarks.cisecurity.org/tools2/ubuntu/CIS_Ubuntu_12.04_LTS_Server_Benchmark_v1.0.0.pdf
Merge remote-tracking branch 'origin/master' into ubuntu-support-section12

Conflicts:
	tasks/main.yml
Merge pull request #11 from waveaccounting/ubuntu-support-section12

All items from Section 12 Levels 1 & 2 of CIS Ubuntu 12.04 LTS Benchmark