fixing build for linux

Author: nvarscar

appveyor.yml

@@ -12,7 +12,7 @@ image:
 # Set build info
 environment:
   environment: development
-  version: 0.1.$(appveyor_build_number)
+  version: 0.1.$(APPVEYOR_BUILD_NUMBER)
   PGUSER: postgres
   PGPASSWORD: Password12!
   AssentNonInteractive: true

build/build_prep.ps1

@@ -1,6 +1,2 @@
 dotnet new tool-manifest
 dotnet tool install Cake.Tool --version 1.1.0
-# if ($prNo = $env:APPVEYOR_PULL_REQUEST_NUMBER) {
-#     Write-Host "PR Build, creating an explicit branch"
-#     git checkout -qb "pr-build-$prNo"
-# }