* add example for deferred rendering/shading

* adapt convention

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Co-authored-by: 27justin <me@justin.cx>

for rendering meshes with points.
similar to wire mode.
(NOTE) they still backface cull, so disable that if you want to show the entire mesh.

At this moment, physac is an external unmaintained library, better move out of raylib.

* Move rcore.h content inside rcore.c

* Remove extern CoreData CORE

* [Typo fixed]  in CHANGELOG

* [Typo fixed] in HISTORY.md

* Simplify POI selection

* Improve mouse logic

* Add colour cycles to the shader to show finer details. Works well with high iteration numbers

* Testing things...

* Actually fix zoom. Also allow user to reset camera with 'R'

* Reset max iterations

* Tidying & comments

* Revert to original if statement

* Make mouse logic more readable

* Style conventions

* Coding conventions - f postifx on floating points

* Missed a few f postfixes

temporary quickfix for issue #3473

Added new API to record and play events
Added examples illustrating functionality

This reverts commit 804f1a83eb.

closes https://github.com/raysan5/raylib/issues/3463

This reverts commit 8fbd42d592.