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-ar.md

@@ -14,7 +14,6 @@
 * [HTML / CSS](#html--css)
 * [Java](#java)
 * [JavaScript](#javascript)
-  * [Angular.js](#angularjs)
   * [Gulp.js](#gulpjs)
   * [jQuery](#jquery)
   * [NodeJS](#nodejs)
@@ -27,6 +26,8 @@
   * [Django](#django)
   * [Flask](#flask)
 * [R](#r)
+* [TypeScript](#typescript)
+  * [Angular](#angular)
 
 
 ### Algorithms & Data Structures
@@ -163,13 +164,6 @@
 * [JavaScript Unit Testing With Jest](https://www.youtube.com/playlist?list=PLDoPjvoNmBAwSrfBPERTnCmWAbcMAwG9O) - Elzero Web School
 
 
-#### Angular.js
-
-* [Arabic Angular 7 from A to R احتراف الانجولار](https://www.youtube.com/playlist?list=PLL2zWZTDFZzjSjy7yeJwpj2QkJd8NKo-O) - KMR Script
-* [Arabic Angular and Firebase App تطبيق انجولار وفايربيز](https://www.youtube.com/playlist?list=PLL2zWZTDFZzh2WEmc3fH_O4y4N05ZCqB2) - KMR Script
-* [Arabic NgRx (Angular + Redux)](https://www.youtube.com/playlist?list=PLL2zWZTDFZzhW10baUv1esvrowMwbfd5H) - KMR Script
-
-
 #### Gulp.js
 
 * [Basic of Gulp.js](https://www.youtube.com/playlist?list=PLfDx4cQoUNOaj10GLKu2YAcDQAMRvUgp0) - Algorithm Academy
@@ -258,3 +252,15 @@ Emam Academy
 ### R
 
 * [R Tutorial For Beginners](https://www.youtube.com/playlist?list=PL1DUmTEdeA6LKTMW3wrlT3GiFMCL_r_Sn) - محمد الدسوقي
+
+
+### TypeScript
+
+* [TypeScript tutorial Arabic](https://www.youtube.com/playlist?list=PLF8OvnCBlEY27rEmxg4F86iFljMXyCmk1) - Hussein Al Rubaye (YouTube)
+
+
+#### Angular
+
+* [Arabic Angular 7 from A to R احتراف الانجولار](https://www.youtube.com/playlist?list=PLL2zWZTDFZzjSjy7yeJwpj2QkJd8NKo-O) - KMR Script (YouTube)
+* [Arabic Angular and Firebase App تطبيق انجولار وفايربيز](https://www.youtube.com/playlist?list=PLL2zWZTDFZzh2WEmc3fH_O4y4N05ZCqB2) - KMR Script (YouTube)
+* [Arabic NgRx (Angular + Redux)](https://www.youtube.com/playlist?list=PLL2zWZTDFZzhW10baUv1esvrowMwbfd5H) - KMR Script (YouTube)