Use the correct PortableApps.com development test versioning

GitPortable/App/AppInfo/AppInfo.ini

@@ -20,7 +20,7 @@ CommercialUse=true
 
 [Version]
 PackageVersion=2.27.0.0
-DisplayVersion=2.27.0.windows.1 Development Build
+DisplayVersion=2.27.0.windows.1 Development Test 1
 
 [Control]
 Icons=2

README.md

@@ -4,12 +4,16 @@ Git Portable is a portable version of [Git for Windows ("thumbdrive edition")](h
 
 [Visit Git Portable Homepage at PortableApps.com](https://portableapps.com/node/34685)
 
-[Download Latest Git Portable](https://github.com/jgonyea/GitPortable/releases)
+[Download Git Portable 2.27.0 Development Test 1](https://github.com/sheabunge/GitPortable/releases)
 
 ## Installing
 
 The preferred method of installing Git Portable is the `.paf.exe` installer ([why?](https://portableapps.com/about/what_is_a_portable_app#whypaf)). It will download Git for Windows as part of the install process.
 
-## Updating
+However, you can also install Git Portable manually:
 
-Delete the App/git folder and replace with the contents of Git for Windows Portable ("thumbdrive edition") from [https://git-scm.com/download/win](https://git-scm.com/download/win)
+1. Copy the `GitPortable` directory from this repository to a location of your choice.
+2. Download Git for Windows Portable ("thumbdrive edition") from <https://git-scm.com/download/win> and extract it to the `GitPortable\App\Git` directory.
+3. Run the `"GitPortable\App\Git\git-bash.exe" --no-needs-console --hide --no-cd --command=post-install.bat` command to complete installation.
+
+The manual installation instructions can also be used to update the version of Git within an existing Git Portable installation.