Changed nmap-ncat to nc

Installing nmap-ncat does not work for RHEL. Installing nc works both for RHEL and Fedora

Change-Id: I755d10ce6511b840fa291ba9b9f47de205fbdde7
Updated puppetlabs-mysql to support mariadb

Change-Id: I38de999d5358f5fc0904a65827618afb20ffa86b
Fixes: rhbz#981116
Merge "Changed nmap-ncat to nc"