chore: fetch content from various external sources

Author: actions-user

docs/04_glossary/.gitignore

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+.history
+.safe_history

docs/04_glossary/agent.md

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 ## eSSIF-lab definition
 [agent](https://github.com/trustoverip/acdc/wiki/agent/agent@essiflab) in the #essiflab glossary [here](https://trustoverip.github.io/essiflab/glossary#agent). Term also synced in the ToIP glossary.
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+Testline 1

docs/04_glossary/hab.md

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+## Definition
+
+A Hab is a keystore for one identifier. The Python implementation in [KERIpy](keripy), also used by [KERIA](keria) uses [LMDB](http://www.lmdb.tech/doc/) to store key material and all other data.
+
+Many Habs are included within and managed by a [Habery](habery).