* add event-based alternatives to the exported mod entry functions
* add $on macro for listening to those alternatives
* add automatically saved values API in the same vain as the settings API to mod
* add ranges::find and ranges::move
- add Mod::getPackagePath as a replacement for Mod::getPath
- add new geode/config directory for mods' config files
- add Mod::getConfigDir for getting the mod's config directory
- add libfmod.dylib and auto-move it in actions
- add open save directory button to mod settings popup
- reworked mod resource loading again
- added `Loader::addTexturePath` and `Loader::removeTexturePath` for texture pack managers to add search paths
- added `LayerBG.hpp` header with `createLayerBG` function for creating the blue background GD layers have
- add `CCFileUtils::get`
- turns out i was doing semver wrong. i'm deeply sorry. read: https://www.twitlonger.com/show/n_1ss44g2
- fix MenuLayer crashes related to node IDs
- remove `Loader::updateModResourcePaths` and `Loader::updateResourcePaths`. Loader minimum mod version is still v0.4.0 however, as you should not have used these ever.
- rework how mod resources are added
- loader checks if resources are correct at startup, if not, downloads them and replaces
- add sha256 to hash
- change hash to use paths instead of strings
- cmake rework; GeodeFile.cmake now checks CLI version
- add optional `DONT_INSTALL` argument to `create_geode_file`
- test mods are now not installed by default
- add package_geode_resources_now command for packaging resources at configure time and creating a header with their calculated hashes
- show crashlog on crash when GEODE_DEBUG is enabled
- fix mod resources not being loaded when installed from index + more index reworking, it's actually pretty neat now
- fix ModInfoLayer crashing when leaving it while downloading
- fix other index crashes
- fix queueInGDThread sometimes leaving out functions
- add new file utils and deprecate ones that don't use ghc::filesystem::path
- index mods now show their about.md files
- general cleanup and goodcodeification
