Fix required options syntax typo
Merge pull request #718 from N0YB/Advanced_DHCP_Client_Options

Fix required options syntax typo
Add missing backup of gettytab
Validate firewall rule advanced options requirements

Checks that the user has selected a TCP Pass rule etc when using the state-related advanced options. Validates as per the checks that are applied in filter.inc when generating the actual pf rules.
Forum discussion: http://forum.pfsense.org/index.php/topic,64653.15.html
Bug report #3098
Merge pull request #720 from phil-davis/master

Validate firewall rule advanced options requirements
Fixes #3100. Fix spell and spaces issues
Use default RRD colors that are a little more visually distinct.
Merge pull request #722 from CharlieMarshall/rrd

Use default RRD colors that are a little more visually distinct.