Excluding empty pages from site map (#47)

* excluding empty pages from site map

* excluded a hidden article from sitemap

qdrant-landing/content/features/_index.md

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 title: "Make the most of your <span>Unstructured Data</span>"
 icon: 
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 Qdrant is a vector similarity engine.

qdrant-landing/content/features/distributed.md

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 title: Distributed
 icon: distribution
 weight: 50
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 Cloud-native and scales horizontally. \

qdrant-landing/content/features/easy-to-use.md

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 title: Easy to Use API
 icon: api
 weight: 10
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 Provides the [OpenAPI v3 specification](https://qdrant.github.io/qdrant/redoc/index.html) to generate a client library in almost any programming language.

qdrant-landing/content/features/fast-and-accurate.md

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 title: Fast and Accurate
 icon: bullseye
 weight: 20
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 Implement a unique custom modification of the [HNSW algorithm](https://arxiv.org/abs/1603.09320) for Approximate Nearest Neighbor Search.

qdrant-landing/content/features/filtrable.md

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 title: Filtrable
 icon: data-1
 weight: 30
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 Support additional payload associated with vectors.

qdrant-landing/content/features/optimized.md

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 title: Efficient
 icon: microprocessor
 weight: 60
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 Effectively utilizes your resources.

qdrant-landing/content/features/rich-data-types.md

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 title: Rich data types
 icon: scan
 weight: 40
+sitemapExclude: True
 ---
 
 Vector payload supports a large variety of data types and query conditions, including string matching, numerical ranges, geo-locations, and more.