Update README.md

Author: TheFrankyJoe

README.md

@@ -26,7 +26,7 @@ Usage
 1. Enable [developer mode](http://www.chromium.org/chromium-os/developer-information-for-chrome-os-devices) on your device
 2. Download [ChromeeOS v0.1](https://github.com/Setsuna666/elementaryos-chromebook/archive/v0.1.zip) and extract it to a removable media
 3. Boot into ChromeOS, connect to a wireless network and log in as guest
-4. Open a shell CTRL+ALT+t and type `shell`
+4. Open a shell (CTRL + ALT + t) and type `shell`
 5. From the shell go to the location of the script on the removable media `cd /media/removable/NAME_OF_REMOVABLE_MEDIA/`
 6. Run the script with the -d list parameter to list the supported device(s) `sudo bash main.sh -d list`
 7. Run the script with the appropriate manifest for your device `sudo bash main.sh -d DEVICE_MANIFEST` (ex: sudo bash main.sh -d acer-c720)