True False .appex $(DeviceSpecificOutputPath)$(_AppBundleName)$(AppBundleExtension) <_AppBundlePath>$(AppBundleDir)\ <_AppExtensionBundlePath>$(MSBuildProjectDirectory)\$(AppBundleDir) <_AppExtensionBundlePath Include="$(MSBuildProjectDirectory)\$(AppBundleDir)"> $(BuildSessionId) ..\..\$(BuildAppName)\$(BuildSessionId)\$(AppBundleDir)