mod_adhoc_dataforms_demo: Fix duplicate field prevention It's supposed to only include each type of form field once per form at most but it didn't note which fields it had added already. No idea what the probability was anyways, probably pretty low.

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labels:
- Statistics
summary: Collect statistics on user presences
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Description
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This module measures the number of resources of a certain show (available,
away, etc.) currently connected, and reports using Prosody 0.10 APIs