adds more links and some more verbose information to the readme.md file

readme.md

@@ -1,14 +1,24 @@
 # LinuxSysAdminsDoc
 
 ## Description
-Shared documentation for the brussels formation Linux Sys Admins group.
+
+Shared documentation for the Brussels formation Linux Sys Admins group.
 feel free to modify :)
 
 ## Topics 
+
+**The topics will link you to our documentation**
+
 ### [Git](https://gitea.86thumbs.net/vl4dd/LinuxSysAdminsDoc/src/branch/master/Git)
-- Cheat sheet  
-the basic Git commands to help you learn Git, and more advanced concepts around Git branches, remote repositories, undoing changes, and more.
-- [Git Exercices](https://gitexercises.fracz.com/)  
+
+As git is one of **the** most used [version control](https://en.wikipedia.org/wiki/Version_control) systems we'll be using it in class for all note keeping.
+
+- a very handy [cheat sheet](https://gitea.86thumbs.net/waldek/LinuxSysAdminsDoc/raw/branch/master/Git/SWTM-2088_Atlassian-Git-Cheatsheet.pdf) in pdf outines the basic Git commands to help you learn git, as well as more advanced concepts such as Git branches, remote repositories, undoing changes, and much much more.
+- the **exercise**, fracz, that we started in class can be found [here](https://gitexercises.fracz.com/). 
+- Hugo suggested [this](https://ohmygit.org/) game, programmed in the [godot](https://godotengine.org/) language as a nice way to **see** how git works, especially how branches can be visualized
+
 Online platform to learn and practice Git. Discover its features you might haven't been aware of. With all the exercises provided you will rapidly become a Git Master! 
+
 ### [Vim](https://gitea.86thumbs.net/vl4dd/LinuxSysAdminsDoc/src/branch/master/Vim)
-- Cheat Sheet
+
+- the classic vim [cheat sheet](https://vim.rtorr.com/)