The Compile Single File option in UnrealVS fails if there is a space in the path to the Engine's root folder

The Compile Single File option in UnrealVS fails if the Engine is located in a directory where there is a space somewhere in the path to the Engine's root directory.

REGRESSION:
No

SETUP:
This requires that the Engine be installed in a location where there is a space in a folder name (eg. D:\Test Installation\UnrealEngine)

REPRO:

1. Open the solution for a code project in Visual Studio.
2. Open any code file from the project.
3. Click the Compile Single File button in the UnrealVS toolbar (this button may need to be added to the toolbar first).

RESULT:
The build fails with an error similar to 'D:\Test' is not recognized as an internal or external command, operable program or batch file.

EXPECTED:
The build completes successfully.