Implementing feedback

Split long lines into separate ones and rephrase some things as suggested by contributor.

Author: Klaus Frank

book/A-git-in-other-environments/sections/powershell.asc

@@ -3,7 +3,8 @@
 
 (((powershell)))(((tab completion, powershell)))(((shell prompts, powershell)))
 (((posh-git)))
-The legacy command-line terminal on Windows (`cmd.exe`) isn't really capable of a customized Git experience, but if you're using Powershell, you're in luck. This also works if you're running PowerShell on any other platform than Windows like Debian.
+The legacy command-line terminal on Windows (`cmd.exe`) isn't really capable of a customized Git experience, but if you're using Powershell, you're in luck.
+This also works if you're running PowerShell on a non-Windows platform like Debian.
 A package called Posh-Git (https://github.com/dahlbyk/posh-git[]) provides powerful tab-completion facilities, as well as an enhanced prompt to help you stay on top of your repository status.
 It looks like this:
 
@@ -33,7 +34,15 @@ More information about the requirements: (https://docs.microsoft.com/en-us/power
 > Install-Module Posh-Git -Scope AllUsers
 -----
 If you want to install Posh-Git only for the current user and not globally, use "-Scope CurrentUser" instead. 
-If the 2nd command fails with the message `Update-Module : Module 'PowerShellGet' was not installed by using Install-Module, so it cannot be updated.` You need to run: `Install-Module PowerShellGet -Force -SkipPublisherCheck` instead. This happens, because the modules that ship with Windows Powershell are signed with a different publishment certificate.
+If the second command fails with an error like `Module 'PowerShellGet' was not installed by using Install-Module`, you'll need to run another command first:
+
+[source,powershell]
+----
+> Install-Module PowerShellGet -Force -SkipPublisherCheck
+----
+
+Then you can go back and try again.
+This happens, because the modules that ship with Windows Powershell are signed with a different publishment certificate.
 
 ===== Update PowerShell Prompt
 To include git information in your prompt, posh-git needs to be imported. To do this automatically, include the import statement into you $profile script. This script is executed everytime you open a new PowerShell prompt.