Dev/feature - Future Feature Release

[ShaneBeee]

Describe your changes

This PR outlines a future feature release

Temp changelog:

ADDED:

Expressions:

• Added an expression to get map marker ids from a world/player
• Added string arithmetic so that strings can be joined using math functions

Effects:

• Added an effect to remove map markers from world/player
• Added an effect to open a page to a player
• Added an effect to close open windows of players

Sections:

• Added a section to create a new map marker in a world or for a player

Events:

• Added some more detailed inventory events
  • I'll be honest, I'm not sure what half of these are truly called for so the docs are a bit blah

FIXED:

• Fixed an issue with variables not working in section entries

INTERNAL:

• Added a secondary way for addons to register, allowing them to be setup as plugins

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Target Hytale Versions: any
Requirements: none
Related Issues: none

Checklist before requesting a review

• Tests have been added if necessary
• I have read the contributing guidelines