Fixing yml issues

Changing variable access
Changing pfx path

appveyor.yml

@@ -13,8 +13,9 @@ environment:
     secure: mE14bVstcTzbnTIXdgPeDA==  
 before_build:
   - ps: $psw = ConvertTo-SecureString -String $env:pfx_password -AsPlainText -Force
-  - ps: Import-PfxCertificate -FilePath .\Symlinker\key.pfx -CertStoreLocation cert:\CurrentUser\My -Password $psw  
+  - ps: $root = $env:APPVEYOR_BUILD_FOLDER
+  - ps: Import-PfxCertificate -FilePath '$root\Symlink Creator\key.pfx' -CertStoreLocation cert:\CurrentUser\My -Password $psw  
 build_script:
-- msbuild /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll" /t:Publish /p:ApplicationVersion={%APPVEYOR_BUILD_VERSION%}
+- msbuild /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll" /t:Publish /p:ApplicationVersion=%APPVEYOR_BUILD_VERSION%
 after_build:
-- ps: $root = Resolve-Path .\MyApp\bin\Debug\app.publish; [IO.Directory]::GetFiles($root.Path, '*.*', 'AllDirectories') | % { Push-AppveyorArtifact $_ -FileName $_.Substring($root.Path.Length + 1) -DeploymentName to-publish }
+- ps: $root = Resolve-Path '.\Symlink Creator\bin\Debug\app.publish'; [IO.Directory]::GetFiles($root.Path, '*.*', 'AllDirectories') | % { Push-AppveyorArtifact $_ -FileName $_.Substring($root.Path.Length + 1) -DeploymentName to-publish }