Added all CIS Section 8 Level 1 & 2 tasks & various fixes

https://benchmarks.cisecurity.org/tools2/ubuntu/CIS_Ubuntu_12.04_LTS_Server_Benchmark_v1.0.0.pdf
Looks like we should notify a handler to restart rsyslogd:

> Execute the following command to restart rsyslogd:
> `pkill -HUP rsyslogd`