Use devenv.com instead of deven. (#192)
Use devenv.com instead of deven. (#192)

devenv will try and open VS while devenv.com won't
GoogleCloudPlatform/google-cloud-dotnet-debugger,GoogleCloudPlatform/google-cloud-dotnet-debugger,GoogleCloudPlatform/google-cloud-dotnet-debugger,GoogleCloudPlatform/google-cloud-dotnet-debugger