Merge pull request #1849 from mcagl/feature/remove-gitter.im-links

Remove gitter.im links from the homepage and the sidebar

book.json

@@ -9,9 +9,6 @@
       "django_version": "4.2.11"
     },
     "links": {
-        "sidebar": {
-            "Need help? Talk to us!": "https://gitter.im/DjangoGirls/tutorial"
-        }
     },
     "pdf": {
         "fontSize": 16

en/README.md

@@ -1,5 +1,4 @@
 # Django Girls Tutorial
-[![Gitter](https://badges.gitter.im/DjangoGirls/tutorial.svg)](https://gitter.im/DjangoGirls/tutorial)
 
 > This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.
 > To view a copy of this license, visit https://creativecommons.org/licenses/by-sa/4.0/
@@ -27,8 +26,6 @@ It will (more or less) look like this:
 
 ![Figure 0.1](images/application.png)
 
-> If you work with the tutorial on your own and don't have a coach who will help you in case of any problem, we have a chat system for you: [![Gitter](https://badges.gitter.im/DjangoGirls/tutorial.svg)](https://gitter.im/DjangoGirls/tutorial). We asked our coaches and previous attendees to be there from time to time and help others with the tutorial! Don't be afraid to ask your question there!
-
 OK, [let's start at the beginning…](./how_the_internet_works/README.md)
 
 ## Following the tutorial at home