Add install requirements

VMSSnapshooter.ps1

@@ -1,3 +1,33 @@
+Write-Host 'Setting SecurityProtocol to TLS 1.2 and greater' -ForegroundColor Green
+$protocol = [Net.SecurityProtocolType]::SystemDefault
+[enum]::GetNames([Net.SecurityProtocolType]) | Where-Object {
+    # Match any TLS version greater than 1.1
+            ($_ -match 'Tls(\d)(\d+)?') -and ([version]("$($Matches[1]).$([int]$Matches[2])")) -gt 1.1
+} | Foreach-Object { $protocol = $protocol -bor [Net.SecurityProtocolType]::$_ }
+[Net.ServicePointManager]::SecurityProtocol = $protocol
+
+if ($null -eq (Get-PackageSource -Name NuGet -ErrorAction Ignore)) {
+    Write-Host 'Registering NuGet package source' -ForegroundColor Green
+    $null = Register-PackageSource -Name NuGet -Location https://www.nuget.org/api/v2 -ProviderName NuGet -Trusted -Force
+}
+
+$nugetProvider = Get-PackageProvider -Name NuGet -ErrorAction Ignore
+$requiredVersion = [Microsoft.PackageManagement.Internal.Utility.Versions.FourPartVersion]::Parse('2.8.5.201')
+if ($null -eq $nugetProvider -or $nugetProvider.Version -lt $requiredVersion) {
+    Write-Host 'Installing NuGet package provider' -ForegroundColor Green
+    $null = Install-PackageProvider -Name NuGet -MinimumVersion 2.8.5.201 -Force
+}
+
+if ($null -eq (Get-Module -ListAvailable PowerShellGet | Where-Object Version -ge 2.2.5)) {
+    Write-Host 'Installing PowerShellGet 2.2.5 or greater' -ForegroundColor Green
+    $null = Install-Module PowerShellGet -MinimumVersion 2.2.5 -Scope CurrentUser -AllowClobber -Force -ErrorAction Stop
+}
+
+Write-Host 'Installing MilestonePSTools' -ForegroundColor Green
+Install-Module MilestonePSTools -Scope AllUsers  -Force -ErrorAction Stop -SkipPublisherCheck -AllowClobber
+
+Set-VmsModuleConfig -EnableTelemetry $false
+
 # Get Hardware from VMS
 $hardwarelist = Get-VmsCamera
 $ext = ".jpg"