documentation: query control scripts

[kris-watts-gravwell]

Enhancement

Before opening an enhancement request, please complete the following checklist:

• Check to see if this is a duplicate

What is the enhancement to be made?

We should document the query control and access scripting language

Why should we make this change? (Business justification? What problem is the feature trying to solve?)

System is there, people are asking for docs, time to document it

Any other comments?

Lots of examples and function listing