Updating for Hugo

Updating for tooling tests
Updating with the new sed scripts to protect links
updating with new image
Updating with comments

Signed-off-by: Mary Anthony <mary@docker.com>

docs/glossary.md

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-<!--GITHUB
-page_title: Distribution glossary
-page_description: Provides definition for distribution terms
-page_keywords: registry, service, images, repository, distribution, glossary, layer, blob
-IGNORES-->
+<!--[metadata]>
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+draft = "true"
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+<![end-metadata]-->
 
 # Glossary