Add bootstrap-Windows.cmd

usage: bootstrap-Windows.cmd [/?]

Bootstrap a macOS instance with:

* Windows SDK - from MSDN
* Chocolatey - package manager
* Cmder, including Git - from Chocolatey
* Python - from Chocolatey
* virtualenv - from pip
* SSH key - from ssh-keygen
* GitHub public key - with SSH key
* GitLab public key - with SSH key
* BitBucket Cloud public key - with SSH key
* Gogs Cloud public key - with SSH key
* conduit - configuration manager

optional arguments:
        /?              show this help message and exit

bootstrap-Windows.cmd

@@ -172,7 +172,6 @@ echo invalid value: %choice%
 goto conduit
 :conduit_yes
 "C:\Python27\Scripts\pip.exe" install git+ssh://git@github.com/kbenzie/conduit.git
-rmdir /Q /S "%~dp0\bootstrap_env"
 :conduit_no
 
 :remove_bootstrap
@@ -186,6 +185,8 @@ if "%choice%"=="n" goto remove_bootstrap_no
 echo invalid value: %choice%
 goto remove_bootstrap
 :remove_bootstrap_yes
+rmdir /Q /S "%~dp0\bootstrap_env"
+echo "Completed: %0 will now be removed"
 start /b "" cmd /c del "%~f0"&exit /b
 :remove_bootstrap_no