hierarchical readme notes

assets/README.md

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+# Human Library: Demos
+
+Static assets used by `Human` library demos and/or referenced by Wiki pages
+

demo/README.md

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+# Human Library: Demos
+
+For details see Wiki:
+
+- [**Demos**](https://github.com/vladmandic/human/wiki/Demos)

models/README.md

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+# Human Library: Models
+
+For details see Wiki:
+
+- [**List of Models & Credits**](https://github.com/vladmandic/human/wiki/Models)

src/README.md

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+# Human Library: Sources
+
+Source code of the `Human` library
+
+- Compiled and bundled code for different targets are present in `/dist`
+- Compiled typings are present in `/types`
+- Extracted API specification is present in `/typedoc`
+
+For details how to build the `Human` library see Wiki
+
+- [**Build Process**](https://github.com/vladmandic/human/wiki/Build-Process)