Update appveyor.yml

appveyor.yml

@@ -1,32 +1,37 @@
-version: '{branch}-{build}'
+version: "{build}-{branch}"
 branches:
-  only:
-  - master
+  except:
+    - gh-pages
 build: off
 deploy: off
 clone_depth: 2
+image:
+- Visual Studio 2017
 environment:
   scoop: C:\projects\scoop
   scoop_home: C:\projects\scoop
+  scoop_helpers: C:\projects\helpers
+  lessmsi: '%scoop_helpers%\lessmsi\lessmsi.exe'
+  innounp: '%scoop_helpers%\innounp\innounp.exe'
   matrix:
     - PowerShell: 5
     - PowerShell: 6
 cache:
   - '%USERPROFILE%\Documents\WindowsPowerShell\Modules -> appveyor.yml'
-init:
-  - ps: (Get-PSProvider 'FileSystem').Home = 'C:\projects\'
-  - ps: if(!(Test-Path "$env:SCOOP")) { git clone -q --depth=1 "https://github.com/lukesampson/scoop" "$env:SCOOP" }
+  - C:\projects\helpers  -> appveyor.yml, test\bin\*.ps1
 matrix:
   fast_finish: true
+init:
+  - ps: if(!(Test-Path "$env:SCOOP")) { git clone -q --depth=1 "https://github.com/lukesampson/scoop" "$env:SCOOP" }
 for:
-- matrix:
+  - matrix:
       only:
         - PowerShell: 5
     install:
       - ps: . "$env:SCOOP_HOME\test\bin\init.ps1"
     test_script:
       - ps: . "$env:SCOOP_HOME\test\bin\test.ps1" -TestPath "$env:APPVEYOR_BUILD_FOLDER"
-- matrix:
+  - matrix:
       only:
         - PowerShell: 6
     install: