Add helpers' submodule (actions#26)

* add common helpers
Co-authored-by: Dmitry Shibanov <v-dmshib@microsoft.com>

Author: dmitry-shibanov

.gitmodules

@@ -0,0 +1,4 @@
+[submodule "helpers"]
+	path = helpers
+	url = https://github.com/actions/versions-package-tools
+	branch = master

azure-pipelines/templates/test-job.yml

@@ -57,7 +57,7 @@ jobs:
     inputs:
       TargetType: inline
       script: |
-        Install-Module Pester -Force -Scope CurrentUser
+        Install-Module Pester -Force -Scope CurrentUser -RequiredVersion 4.10.1
         Import-Module Pester
         $pesterParams = @{
           Path="./python-tests.ps1";

config/python-manifest-config.json

@@ -0,0 +1,8 @@
+{
+    "regex": "python-\\d+\\.\\d+\\.\\d+-(\\w+)-([\\w\\.]+)?-?(x\\d+)",
+    "groups": {
+        "arch": 3,
+        "platform": 1,
+        "platform_version": 2
+    }
+}