Move help from Comment-based to md. Relocate functions (sans help)

ExportedCommands/ConvertFrom-ExcelData.ps1

@@ -0,0 +1,29 @@
+function ConvertFrom-ExcelData {
+    [alias("Use-ExcelData")]
+    param(
+        [Alias("FullName")]
+        [Parameter(ValueFromPipelineByPropertyName = $true, ValueFromPipeline = $true, Mandatory = $true)]
+        [ValidateScript( { Test-Path $_ -PathType Leaf })]
+        $Path,
+        [ScriptBlock]$scriptBlock,
+        [Alias("Sheet")]
+        $WorkSheetname = 1,
+        [int]$HeaderRow = 1,
+        [string[]]$Header,
+        [switch]$NoHeader,
+        [switch]$DataOnly
+    )
+
+    $null = $PSBoundParameters.Remove('scriptBlock')
+    $params = @{} + $PSBoundParameters
+
+    $data = Import-Excel @params
+
+    $PropertyNames = $data[0].psobject.Properties |
+        Where-Object {$_.membertype -match 'property'} |
+        Select-Object -ExpandProperty name
+
+    foreach ($record in $data) {
+        & $scriptBlock $PropertyNames $record
+    }
+}