* Add shaders_rounded_rectangle example

* Minor tweaks to example template (add star, more)

* Combine shaders

* Fix changes after review

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Co-authored-by: Anstro Pleuton <anstropleuton@github.com>

Co-authored-by: Anstro Pleuton <anstropleuton@github.com>

* Update examples inconsistencies

* Happy new years, examples!

* Missed one inconsistency

* Update final few examples inconsistencies

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Co-authored-by: Anstro Pleuton <anstropleuton@github.com>

* update examples with difficulty stars

* manual fix script issues

* manual fix script issues

Not working but shader compiles and example runs... not sure if deferred rendering could be supported in OpenGL ES 2.0.

Fixed: g-buffer textures binding
Fixed: Clearing screen with white would leak onto g-buffer textures
Reviewed comments

This fixes an incomplete framebuffer issue due to the use of a texture format not supported in ES 3.
This commit also adds more information on how to manage deferred rendering.