Add README.md file :)

README.md

@@ -0,0 +1,27 @@
+# ZSH Configuration
+
+#### Table of contents
+1 [Installation - How-to install] (#installation)
+
+## Installation
+Clone the repository (with https in this example):
+
+```bash
+cd ~/repo
+git clone https://git.101010.fr/101010/zsh_config.git
+```
+
+To use those configuration files for the system:
+```bash
+sudo ln -s /home/$USER/repo/101010_zsh /etc/zsh
+```
+
+
+Or for single user:
+```bash
+ln -s ~/.zlogin ~/repo/101010_zsh/zlogin
+ln -s ~/.zlogout ~/repo/101010_zsh/zlogout
+ln -s ~/.zprofile ~/repo/101010_zsh/zprofile
+ln -s ~/.zshenv ~/repo/101010_zsh/zshenv
+ln -s ~/.zshrc ~/repo/101010_zsh/zshrc
+```