Paket 2.50.7 breaks globbing in pack

gistfile1.txt

mkdir -p src/A/Folder
mkdir -p src/A.Source

mv src-A.Source-paket.template src/A.Source/paket.template
mv src-A-Folder-source.cs src/A/Folder/source.cs

mono .paket/.paket.exe init
mono .paket/paket.exe pack --version 1

expected

unzip A.Source.1.nupkg
Archive:  A.Source.1.nupkg
  inflating: content/A/Folder/source.cs
  inflating: A.Source.nuspec
  inflating: package/services/metadata/core-properties/coreProp.psmdcp
  inflating: _rels/.rels
  inflating: [Content_Types].xml
  
with >= 2.50.7  
  
unzip A.Source.1.nupkg
Archive:  A.Source.1.nupkg
  inflating: A.Source.nuspec
  inflating: package/services/metadata/core-properties/coreProp.psmdcp
  inflating: _rels/.rels
  inflating: [Content_Types].xml  

src-A-Folder-source.cs

// just an empty file i expect to be packaged

src-A.Source-paket.template

type file
id A.Source
owners Team
authors Team
projectUrl
    https://github.com/
iconUrl
    http://github.io/
licenseUrl
    https://github.com/
requireLicenseAcceptance
    false
copyright
    Copyright 2015
tags
    tag
summary
    summary
description
    Project has no description
files
   ../A/**/*.cs ==> content/A