AppVeyor: build Windows binaries with debug info, using RelWithDebInf…

…o config

appveyor.yml

@@ -32,10 +32,11 @@ init:
 # - ps: iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
   - ps: $env:date_string = Get-Date -Format "yyMMdd"
   - ps: $env:sane_platform = $($env:PLATFORM.replace("Win32", "x86"))
+  - ps: $env:public_config = $($env:CONFIGURATION.replace("RelWithDebInfo", "Release"))
   # http://help.appveyor.com/discussions/problems/2874-how-can-i-add-commit-id-to-build-version
   - ps: $env:boxbackup_version_full="$env:BOXBACKUP_VERSION_BASE.$env:APPVEYOR_REPO_BRANCH.$env:date_string.$($env:APPVEYOR_REPO_COMMIT.substring(0,7))"
   - ps: Update-AppveyorBuild -Version "$env:boxbackup_version_full"
-  - ps: $env:compiled_version="$($env:boxbackup_version_full)_Win_$($env:sane_platform)_$($env:CONFIGURATION)"
+  - ps: $env:compiled_version="$($env:boxbackup_version_full)_Win_$($env:sane_platform)_$($env:public_config)"
   # The only way to switch between 32-bit and 64-bit compilers appears to be to append " Win64"
   # to the generator name if you want a 64-bit build (x64 platform):
   - ps: $env:generator_name="$($env:Generator_Base)$(if ($env:PLATFORM.equals('x64')) {' Win64'})"