Ideas for new verbs, reducers and operators

[luukvdmeer]

Here we can share and discuss ideas for new verbs, reducers and operators that are not yet a specific feature request!

[luukvdmeer]

Remaining from the iq-inferenceengine repo:

• A sort verb to sort values thematically: https://github.com/whisperingpixel/iq-inferenceengine/issues/88
• A occurence reducer to count the number of times an entity was observed while at the previous timestamp it was not: https://github.com/whisperingpixel/iq-inferenceengine/issues/67