minor spelling

README.md

@@ -9,30 +9,30 @@ Username is *bobby*, password is *bricodeur*.
 ![screenshot](screenshot.png)
 
 ## Install the easy visual way with VirtualBox
-* Install [virtualbox](https://virtualbox.org) (and activate VT-x/AMD-V in the BIOS if needed)
+* Install [VirtualBox](https://virtualbox.org) (and activate VT-x/AMD-V in the BIOS if needed)
 * Download the latest *desktop* image on the [release page](https://github.com/cryptotuxorg/cryptotux/releases)
-* Click on the file or in "↶ import appliance" in virtualbox
-* Press "Start ➡️" on virtualbox 
+* Click on the file or in "↶ import appliance" in VirtualBox
+* Press "Start ➡️" on VirtualBox 
 
-Keyboard layout, and screen resolution, can be changed by clicking on the icons at the bottom. Left click the flag to go through default options: US, FR, ES, US Mac. Right click and then "keyboard layout handler" to add more options.
+Keyboard layout, and screen resolution, can be changed by clicking on the icons at the bottom. Left-click the flag to go through default options: US, FR, ES, US Mac. Right-click and then "keyboard layout handler" to add more options.
 
 ![keyboard](doc/images/keyboard.png)
 
-### Server launch and connection
-The server version is designed to allow you to launch nodes and tools in a contained environment while developping from your regular desktop. As above, [download](https://github.com/cryptotuxorg/cryptotux/releases) the latest "desktop" or "server" image. You can then connect with two methods:
+## Server launch and connection
+The server version is designed to allow you to launch nodes and tools in a contained environment while developing from your regular desktop. As above, [download](https://github.com/cryptotuxorg/cryptotux/releases) the latest "desktop" or "server" image. You can then connect with two methods:
 * Open a terminal and type `ssh bobby@192.168.33.10` (password is bricodeur)
 * Open a browser at http://192.168.33.10:3310/ 
 
 For further options, see [ssh configuration](doc/ssh-configuration.md)
 
 To build the image from scratch or contribute, see [contribute](contribute.md)
 
-### Install on top of an existing configuration
+## Install on top of an existing configuration
 You can install Cryptotux on top of an existing Ubuntu local install, Windows Subsystem for Linux or on a server by typing:
 ```bash
 bash <(curl -sL https://cryptotux.org/install)
 ```
-It has been tested on Ubuntu 20.04. You might have to install curl with `sudo apt install curl`. It should work on most Ubuntu based distribution and it can work on Debian 10 with minor changes (docker repository and adding current user to /etc/sudoers). Don't do this on a production machine.
+It has been tested on Ubuntu 20.04. You might have to install curl with `sudo apt install curl`. It should work on most Ubuntu-based distribution and it can work on Debian 10 with minor changes (docker repository and adding current user to /etc/sudoers). Don't do this on a production machine.
 
 For details on installing on Windows Subsystem for Linux, see [install on WSL](doc/install-on-Windows-WSL.md)
 

doc/install-French-instructions.md

@@ -3,7 +3,7 @@
 Cryptotux est une image Linux préconfigurée pour le developpement et l'apprentissage des crypto et blockchains.
 
 ## Installation
-1. Installer Virtualbox, version 6 ou plus. https://www.virtualbox.org/
+1. Installer VirtualBox, version 6 ou plus. https://www.virtualbox.org/
 2. Télécharger la dernière version de Cryptotux (version **desktop**) dans l'onglet "Release" de Github.
 3. Charger l'image depuis virtualbox (importer une image)
 4. Lancer l'image (fleche verte)

doc/install-on-Windows-WSL.md

@@ -1,4 +1,4 @@
-# Installation on Windows Subsytem for Linux
+# Installation on Windows Subsystem for Linux
 The installation takes three step. See details below.
 1. Install and activate [WSL **2**](https://docs.microsoft.com/en-us/windows/wsl/install-win10)
 2. In the Microsoft Store, install Ubuntu 20.04 LTS