refactor: normalize Angular and Angular.js sections/resources (#5525)

* chore: improve angular / angular.js listings

- Wellnaming section
- fix book title, add format, add creators as is seen in file

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Wellnaming section
- fix book title, add format, add creators as is seen in file

via EbookFoundation#4940

* chore: improve angular / angular.js listings

- Wellnaming sections (typescript>angular, javascript>angularjs)
- Add free resources to complete listing with at least 2 items, mainly from html.it website.
- fix titles, add format, add creators as is seen in linked files

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Move Angular resources from Angular.js to TypeScript
- Add more resources to avoid single sections

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Sections (typescript>angular, javascript>angularjs)
- Add free resources to complete listing with at least 2 items.
- fix titles, add format, add creators as is seen in linked files

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Move Angular resources to TypeScript
- Well-naming sections
- fix book title, add format, add creators as is seen in files

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Move Angular resources from Angular.js to TypeScript
- Add more resources to avoid single sections
- Complete notes, titles, format, authors

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Well-naming section
- Complete notes, titles, format, authors

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Handle both as anchor. angular and angular.js

via EbookFoundation/free-programming-books#4940

* chore: improve angular / angular.js listings

- Add http://plnkr.co as valid playground for both
- Add https://stackblitz.com as valid playground for both

via EbookFoundation/free-programming-books#4940

* chore: Angular.js > AngularJS and other pitfails

- Use AngularJS as title/name
- Fix some errors with heading levels in Javascript/Typescript section
- Finish to move some resources accoding their content

via EbookFoundation/free-programming-books#4940

* feature: sections crosslinks as blockquotes

* feature: sections crosslinks as blockquotes

Mainly for AngularJS/Angular, Javascript/Typescript,
web, databases listing sections

* chore: revert scoping crosslinks only to Angular

courses/free-courses-th.md

@@ -5,12 +5,13 @@
 * [C++](#cpp)
 * [Git](#git)
 * [JavaScript](#javascript)
-  * [Angular.js](#angularjs)
   * [NodeJS](#nodejs)
   * [React](#react)
   * [Vue.js](#vuejs)
 * [Python](#python)
 * [Ruby](#Ruby)
+* [TypeScript](#typescript)
+  * [Angular](#angular)
 
 
 ### C
@@ -42,11 +43,6 @@
 * [สอน JavaScript](https://www.youtube.com/playlist?list=PL_xSQKvnccplgKmdtqizMGRh11witheTM) - Zinglecode
 
 
-#### Angular.js
-
-* [มือใหม่หัดใช้ Angular](https://priefydev.wordpress.com/tag/angular/) - Priefy Dev.
-
-
 #### NodeJS
 
 * [สอน Node.js เบื้องต้น](https://www.youtube.com/playlist?list=PLoTScYm9O0GERtEdsPHK5Q-cdor5ADnyM) - pracertcbs
@@ -75,3 +71,13 @@
 ### Ruby
 
 * [สอน Ruby on Rails ตั้งแต่ 0~99](https://www.youtube.com/playlist?list=PLXm-UJjVcJCPxawSeVSYP1bsP_0_iMpQJ) - Geekstart
+
+
+### TypeScript
+
+* [สอน TypeScript Basic to Advance](https://www.youtube.com/playlist?list=PLEE74DyIkwEn4NOiqo43uxvSzyE0eyUQj) - Kong Ruksiam (YouTube)
+
+
+#### Angular
+
+* [มือใหม่หัดใช้ Angular](https://priefydev.wordpress.com/tag/angular/) - Priefy Dev.