[EN] Documentation TODOs

This page is intended to be a track list for OpenXRay developers.

Document this:

• https://github.com/OpenXRay/xray-16/pull/1114
• https://github.com/OpenXRay/xray-16/pull/1149
• https://github.com/OpenXRay/xray-16/pull/1248
• https://github.com/OpenXRay/xray-16/pull/1337
• https://github.com/OpenXRay/xray-16/pull/1401
• https://github.com/OpenXRay/xray-16/pull/1414

Coding TODO:

• Move that function to xrCore -> https://github.com/OpenXRay/xray-16/pull/1337#discussion_r1199492173