Update assets/README.md with fresher info

assets/README.md

@@ -1,20 +1,18 @@
 # Managing CSS and JavaScript in Chamilo.
 
-The folder "assets" will be processed by the js library Webpack Encore and the result
-will be saved in public/build folder.
+The folder "assets" will be processed by the js library Webpack Encore and the result will be saved in public/build folder.
 
-In order to accomplish this task, we first need to install yarn. 
+For this, we first need to install yarn. 
 Yarn is a JavaScript dependencies manager similar to Bower (that we also used for development in Chamilo 1.11.x), 
-only that Bower seems to be deprecated now.
+only that Bower is deprecated now.
 
-Install yarn, follow the installation instructions here https://yarnpkg.com/en/docs/install
+To install yarn, follow the installation instructions here https://yarnpkg.com/en/docs/install
 
 After the installation run this command in the Chamilo root:
 
 ``yarn install``
 
-yarn will read the dependencies in the **packages.json** file and save the dependencies in the
-'node_modules' folder (which must **NOT** be committed** to the Chamilo repository).
+yarn will read the dependencies in the **packages.json** file and save the dependencies in the 'node_modules' folder (which must **NOT** be committed** to the Chamilo repository).
 
 # Configuring Encore/Webpack
 
@@ -35,15 +33,10 @@ To compile assets just once:
 
 ``yarn run encore dev``
 
-To recompile assets automatically when files change:
-
-``yarn run encore dev --watch``
-
 To compile assets and minify & optimize them:
 
 ``yarn run encore production``
 
-
 For more detail information please visit:
 
 https://symfony.com/doc/current/frontend.html