Add docstrings

Scripts/Helpers/Get-FriendlyRegistryBackupTarget.ps1

@@ -1,3 +1,7 @@
+<#
+    .SYNOPSIS
+        Converts a registry-backup target identifier into a user-friendly label.
+#>
 function Get-FriendlyRegistryBackupTarget {
     param(
         [AllowNull()]
@@ -40,4 +44,4 @@ function Get-FriendlyRegistryBackupTarget {
     }
 
     return $Target
-}
+}

Scripts/Helpers/Get-FriendlyTargetUserName.ps1

@@ -1,3 +1,7 @@
+<#
+    .SYNOPSIS
+        Returns a readable description of the current app-removal target.
+#>
 function Get-FriendlyTargetUserName {
     $target = Get-TargetUserForAppRemoval
 

Scripts/Helpers/Get-RegFileOperations.ps1

@@ -88,6 +88,10 @@ function Get-RegFileOperations {
     return $operations
 }
 
+<#
+    .SYNOPSIS
+        Converts a .reg value literal into an operation type, registry value type, and data.
+#>
 function Convert-RegValueData {
     param(
         [Parameter(Mandatory)]
@@ -155,6 +159,10 @@ function Convert-RegValueData {
     return $null
 }
 
+<#
+    .SYNOPSIS
+        Converts a comma-separated hexadecimal byte string into a byte array.
+#>
 function Convert-HexStringToByteArray {
     param(
         [Parameter(Mandatory)]

Scripts/Helpers/Get-UserName.ps1

@@ -1,3 +1,7 @@
+<#
+    .SYNOPSIS
+        Returns the explicitly targeted user name or the current process user name.
+#>
 function Get-UserName {
     if ($script:Params.ContainsKey("User")) {
         return $script:Params.Item("User")

Scripts/Helpers/Import-ConfigToParams.ps1

@@ -1,3 +1,7 @@
+<#
+    .SYNOPSIS
+        Imports valid application, tweak, and deployment selections from a configuration JSON file into active parameters.
+#>
 function Import-ConfigToParams {
     param (
         [Parameter(Mandatory = $true)]