Reapply changed from #257

I can't explain way, but the changes from PR #257 should have been
merged into master but they aren't there. This commit to to re-apply
them.

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [4.7.3] 2018-08-11
+
+### Fixed
+
+- Re-apply changes from PR #257 as they apparently were not committed correctly.
+
 ## [4.7.2] 2018-08-09
 
 ### Improvements

specs/dotNet4.7.2_should_pass.ps1

@@ -0,0 +1,9 @@
+Framework '4.7.2'
+    task default -depends MsBuild
+    task MsBuild {
+    if ( $IsMacOS -OR $IsLinux ) {}
+    else {
+        $output = &msbuild /version /nologo 2>&1
+        Assert ($output -NotLike '15.0') '$output should contain 15.0'
+    }
+}

src/private/ConfigureBuildEnvironment.ps1

@@ -44,7 +44,7 @@ function ConfigureBuildEnvironment {
                 $versions = @('v4.0.30319')
                 $buildToolsVersions = @('15.0', '14.0')
             }
-            {($_ -eq '4.7') -or ($_ -eq '4.7.1')} {
+            {($_ -eq '4.7') -or ($_ -eq '4.7.1') -or ($_ -eq '4.7.2')} {
                 $versions = @('v4.0.30319')
                 $buildToolsVersions = @('15.0')
             }

src/psake.psd1

@@ -1,6 +1,6 @@
 @{
     RootModule        = 'psake.psm1'
-    ModuleVersion     = '4.7.2'
+    ModuleVersion     = '4.7.3'
     GUID              = 'cfb53216-072f-4a46-8975-ff7e6bda05a5'
     Author            = 'James Kovacs'
     Copyright         = 'Copyright (c) 2010-18 James Kovacs, Damian Hickey, Brandon Olin, and Contributors'