Move angular.js, node.js etc under javascript (#2775)

* Move angular.js courses into the one section

* Move sails.js courses into Javascript section

* Move sails.js courses into Javascript section

* Move courses into javascript section

free-courses-en.md

@@ -2,7 +2,6 @@
 
 * [Algorithms & Data Structures](#algorithms--data-structures)
 * [Android](#android)
-* [AngularJS](#angularjs)
 * [Assembly](#assembly)
 * [Bash / Shell](#bash--shell)
 * [C](#c)
@@ -25,6 +24,7 @@
   * [jQuery](#jquery)
   * [React](#react)
   * [Redux](#redux)
+  * [Sails.js](#sailsjs)
 * [Lua](#lua)
 * [Machine Learning](#machine-learning)
 * [Matlab](#matlab)
@@ -78,12 +78,6 @@
 * [Udacity Android Course Catalog](https://www.udacity.com/courses#!/android#!/android)
 
 
-### AngularJS
-
-* [CodeCademy Angular](https://www.codecademy.com/learn/learn-angularjs)
-* [Shaping up with Angular.js](https://www.codeschool.com/courses/shaping-up-with-angular-js)
-
-
 ### Bash / Shell
 
 * [Bento Shell Track](https://bento.io/topic/shell) (Bento)
@@ -208,7 +202,9 @@
 #### Angular.js
 
 * [Angular.js Youtube Channel](https://www.youtube.com/angularjs)
+* [CodeCademy Angular](https://www.codecademy.com/learn/learn-angularjs)
 * [egghead.io youtube channel: Learn AngularJS with Tutorial Videos & Training](https://www.youtube.com/user/johnlindquist)
+* [Shaping up with Angular.js](https://www.codeschool.com/courses/shaping-up-with-angular-js)
 
 
 #### jQuery
@@ -226,6 +222,11 @@
 * [Getting Started with Redux](https://egghead.io/series/getting-started-with-redux)
 
 
+### Sails.Js
+
+* [Develop web apps in Node.js and Sails.js](https://courses.platzi.com/courses/develop-apps-sails-js/)
+
+
 ### Lua
 
 * [Lua Interactive Crash Course](http://luatut.com/crash_course.html)
@@ -334,11 +335,6 @@
 * [RubyMonk - Interactive Ruby tutorials](https://rubymonk.com)
 
 
-### Sails.Js
-
-* [Develop web apps in Node.js and Sails.js](https://courses.platzi.com/courses/develop-apps-sails-js/)
-
-
 ### Scala
 
 * [Functional Programming Principles in Scala](https://www.coursera.org/course/progfun)

free-podcasts-screencasts-en.md

@@ -1,7 +1,6 @@
 ### Index
 
 * [Android](#android)
-* [Angular JS](#angularjs)
 * [C#](#c)
 * [C++](#c-1)
 * [Clojure](#clojure)
@@ -9,19 +8,20 @@
 * [Data Science](#data-science)
 * [Elixir](#elixir)
 * [Emacs](#emacs)
-* [Ember.js](#emberjs)
 * [Erlang](#erlang)
 * [Git](#git)
 * [Golang](#golang)
 * [Gulp](#gulp)
 * [Javascript](#javascript)
+  * [Angular.js](#angularjs)
+  * [Ember.js](#emberjs)
+  * [Node.js](#nodejs)
+  * [React.js](#reactjs)
 * [Kotlin](#kotlin)
 * [Language Agnostic](#language-agnostic)
-* [Node.js](#Nodejs)
 * [PHP](#php)
 * [PostgreSQL](#postgresql)
 * [Python](#python)
-* [React JS](#react-js)
 * [Ruby](#ruby)
 * [Rust](#rust)
 * [Vim](#vim)
@@ -34,12 +34,6 @@
 * [Fragmented Podcast](http://fragmentedpodcast.com) (podcast)
 
 
-### AngularJS
-
-* [Adventures in Angular - DevChat.tv](https://devchat.tv/adventures-in-angular/) (podcast)
-* [Angular Air](https://angularair.com) (podcast)
-
-
 ### C#
 
 * [How to program in C# - Beginner Course | Brackeys](https://www.youtube.com/playlist?list=PLPV2KyIb3jR6ZkG8gZwJYSjnXxmfPAl51) (screencast)
@@ -86,11 +80,6 @@
 * [Emacs Rocks!](http://emacsrocks.com) (screencast)
 
 
-### Ember.js
-
-* [Ember Weekend](https://emberweekend.com/episodes) (podcast)
-
-
 ### Erlang
 
 * [Erlang Factory SF Bay 2015](https://www.youtube.com/playlist?list=PLWbHc_FXPo2h0sJW6X2RZDtT1ndw6KKpQ) (screencast)
@@ -135,6 +124,28 @@
 * [The Javascript Show](http://javascriptshow.com) (podcast)
 
 
+#### Angular.js
+
+* [Adventures in Angular - DevChat.tv](https://devchat.tv/adventures-in-angular/) (podcast)
+* [Angular Air](https://angularair.com) (podcast)
+
+
+#### Ember.js
+
+* [Ember Weekend](https://emberweekend.com/episodes) (podcast)
+
+
+#### React.js
+
+* [React Native Podcast](https://devchat.tv/react-native-radio) (podcast)
+* [ReactCasts](https://www.youtube.com/c/reactcasts) (screencast)
+
+
+#### Node.js
+
+* [Nodeup](http://nodeup.com) (podcast)
+
+
 ### Kotlin
 
 * [Kotlin Beginners Tutorials](https://www.youtube.com/playlist?list=PLpg00ti3ApRweIhdOI4VCFFStx4uXC__u) (screencast)
@@ -195,11 +206,6 @@
 * [Web Security Warriors](https://devchat.tv/web-security-warriors/) (podcast)
 
 
-### Node.js
-
-* [Nodeup](http://nodeup.com) (podcast)
-
-
 ### PHP
 
 * [Laravel News Podcast](http://podcast.laravel-news.com) (podcast)
@@ -234,12 +240,6 @@
 * [Try Django Tutorial](http://youtu.be/3DccH9AMwFQ?list=PLEsfXFp6DpzRgedo9IzmcpXYoSeDg29Tx) (screencast)
 
 
-### React JS
-
-* [React Native Podcast](https://devchat.tv/react-native-radio) (podcast)
-* [ReactCasts](https://www.youtube.com/c/reactcasts) (screencast)
-
-
 ### Ruby
 
 * [5by5 - Ruby on Rails Podcast](http://5by5.tv/rubyonrails) (podcast)