Add more examples - Githubissues

This is one thing that has come up several times when discussing improvements to the docs.

[ ] Show common ways to manipulate and tranform arrays (map, filter, reduce, etc.)
[ ] Using WebGL
[ ] Using CSS modules
[ ] Using Express

Feel free to purpose more examples in this issue.

Related-to: imba/imba#81

Related-to: imba/imba.io#52

Related-to: imba/imba.io#42

imba / docs.imba.io