Prepare ms-private 0.0.1 release candidate

tests/Run-All.ps1

@@ -0,0 +1,12 @@
+#Requires -Version 5.1
+$ErrorActionPreference='Stop'
+$root=[IO.Path]::GetFullPath((Join-Path $PSScriptRoot '..'))
+$files=@(Get-ChildItem -LiteralPath $root -Filter '*.ps1' -File)
+foreach ($directory in @('src','tests')) {$files+=@(Get-ChildItem -LiteralPath (Join-Path $root $directory) -File | Where-Object Extension -in @('.ps1','.psm1'))}
+foreach ($file in $files) {
+    $tokens=$null;$errors=$null
+    [System.Management.Automation.Language.Parser]::ParseFile($file.FullName,[ref]$tokens,[ref]$errors) | Out-Null
+    if ($errors.Count) {throw ($errors | Out-String)}
+}
+foreach ($suite in @('Run-Tests.ps1','Run-AppTests.ps1','Run-OfflineUpdateTests.ps1','Run-FeatureTests.ps1')) {& (Join-Path $PSScriptRoot $suite)}
+Write-Output 'All checks passed. No live policy or application mutations were performed.'