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
Because worrying about the contents of auditd.conf when we aren't sure auditd is yet installed seems like putting the cart before the horse.  I choose to implement these out of order to reflect the more logical approach of insuring that auditd is installed and enabled prior to worrying about the conf file.