This function was renamed for consistency in raylib 3.0, just unified all examples to use TextFormat() instead of FormatText()

* Update year of copyright notices

* Fix mistake in comment

* Fix typo ("algorythms")

* Replace tabs with spaces

* Remove trailing whitespace and fix mistake in comment

* Fix ExportImageAsCode missing comment rectangle corner

* Replace tab with spaces

* Replace tabs with spaces

Redesigns, deletes and renames

Also noted authors propertly on contributed examples