Add `metadata.yml` in every modules

[VForiel]

This file must contain:

display_name: <name>
description: <short text>
documentation: <link>
thumbnail: <link>
contains:
- [structure_bank]
- [lib]
- [system]
search_trees:
- [path 1]
- [path 2]

Todo:

• [ ] global
• [ ] biome
• [ ] bitwise
• [ ] block
• [ ] cache
• [ ] color
• [ ] core
• [ ] example
• [ ] health
• [ ] id
• [ ] item
• [ ] link
• [ ] location
• [ ] mapedit
• [ ] math
• [ ] memory
• [ ] move
• [ ] orientation
• [ ] schedule
• [ ] time
• [ ] tree
• [ ] vector
• [ ] view
• [ ] xp

[TretinV3]

May be add also

dependences :
- aaa
- bbb
version : x.x.x
tree :
- <path to first searsh tree>