Add build matrix and script to appveyor

Author: Kapil Borle

PSScriptAnalyzer.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 2013
-VisualStudioVersion = 12.0.21005.1
+# Visual Studio 14
+VisualStudioVersion = 14.0.25123.0
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ScriptAnalyzerEngine", "Engine\ScriptAnalyzerEngine.csproj", "{F4BDE3D0-3EEF-4157-8A3E-722DF7ADEF60}"
 EndProject

appveyor.yml

@@ -1,4 +1,3 @@
-# Image with WMF5.0 RTM
 os:
     - "WMF 5"
     - "Visual Studio 2015"
@@ -11,7 +10,16 @@ install:
     - cinst -y pester --version 3.4.0
 
 # Build PSScriptAnalyzer using msbuild
-build: true
+# build: true
+
+build_script:
+    - ps: |
+        $buildConfig = 'Release'
+        if ($PSVersionTable.PSVersion -lt [Version]'5.0')
+        {
+            $buildConfig = 'PSV3 Release'
+        }
+        & 'C:\Program Files (x86)\MSBuild\12.0\Bin\MSBuild.exe' 'C:\projects\psscriptanalyzer\PSScriptAnalyzer.sln' /P:Configuration=$buildConfig /logger:'C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll'
 
 # branches to build
 branches:
@@ -48,4 +56,4 @@ on_finish:
         @(
             # You can add other artifacts here
             (ls $zipFile)
-        ) | % { Push-AppveyorArtifact $_.FullName }
+        ) | % { Push-AppveyorArtifact $_.FullName }