Markdown guide for examples

[sasha240100]

I'd like to see this feature in docs/examples. Some "complex" or popular examples should have alike description tab that explains:

• How to build such app step-by-step
• Which modules were used (that are not in whs build)
• Some tips that you should note while making a similar thing

Version:

• [x] v2.x.x
• [ ] v1.x.x

Issue type:

• [ ] Bug
• [x] Proposal/Enhancement
• [ ] Question
• [ ] Discussion

---

Tested on:

Desktop

• [ ] Chrome
• [ ] Chrome Canary
• [ ] Chrome dev-channel
• [ ] Firefox
• [ ] Opera
• [ ] Microsoft IE
• [ ] Microsoft Edge

Android

• [ ] Chrome
• [ ] Firefox
• [ ] Opera

IOS

• [ ] Chrome
• [ ] Firefox
• [ ] Opera

[noahcoetsee]

Assign it to me sasha

[sasha240100]

@TheCodeCrafter done.

TODO:

• [x] Make a simple template for an article
• [x] Add article.md to example folders
• [x] Write step-by-step explanation for basic / helloworld example

[noahcoetsee]

Basis done. NOW: WORKING ON DOING BASIC, THEN VR, THEN LIGHTS, THEN PHYSICS, and so on

[sasha240100]

@TheCodeCrafter OK, reviewing

[hirako2000]

Let's try to merge the big work @TheCodeCrafter done so far, and spawn a separate issue for VR etc? (whatever is left). Would be good to release 2.1.9, we have many fixes merged so far.