…onfig values.

…M structure.

Add missing `JsonConverter` attributes

Fix `eos_package_description.json` file to leverage UPM layout

… various config classes.

… update their namespaces outside of EpicOnlineServices, since their various functionalities are not specific to EOS.

fix: `EOS_DISABLE`

feat: Expand application of `ConfigFieldAttribute` usage

fix: Reorg Extension Classes

…of legacy oculus sdk

… it is needed

This PR fixes a small problem with the Achievements sample. When you first view the sample, and haven't yet selected an achievement, there are white squares representing where the locked/unlocked icon *will go*. Now those start hidden, only becoming visible when they should be utilized.

fix: In achievements sample, don't display the achievement icon until…

…r navigation and maintenance.

… cpp files.

…ics to avoid compiler warnings.

…a better approach was taken to suppress compiler warnings.

…nd UnityPluginUnload functions.

…sion

chore: Prep Native Projects for Expansion

…-by-default

fix: Disable Application Focus Logging by Default

feat: `ConfigurationUtility`

…e definition of the SteamDllName variable.

…library

chore: (Re)introduce `ManagedPluginCode` project.