Goodbye Twitter and OBS

Twitter should be obvious. If it somehow isn't to you:
https://twitterisgoinggreat.com/

OBS is just because I can't maintain all of this.

README.md

@@ -100,8 +100,6 @@ If you need support or just want to chat with our community, we have the followi
 
 Both channels are linked to each other, so there is no need to worry about missing out.
 
-We can also be reached on Twitter: [@PextTool](https://twitter.com/PextTool)
-
 ## License
 
 Pext is licensed under the [GNU GPLv3+](LICENSES/GPL-3.0-or-later.txt), with exception of artwork and documentation, which are licensed under the [Creative Commons Attribution Share-Alike 4.0 license](LICENSES/CC-BY-SA-4.0.txt).

RELEASE_STEPS.md

@@ -33,14 +33,12 @@
 1. ```python3 setup.py sdist bdist_wheel```
 2. ```twine upload dist/*```
 
-## Open Build Service (OBS)
-1. Update the version number in the _service file
-
 ## Matrix
 1. Change the room topic: `Pext - Python-based Extendable Tool - https://pext.io/ - Latest release: <VERSION> (released <DATE>)`
 
 ## Server
-1. Set version/stable to ```v<VERSION>```
+1. Update links in index.html
+2. Set version/stable to ```v<VERSION>```
 
 ## Afterwards
 1. ```git reset --hard```