Added Import-Html support and examples

Import-Html.ps1

@@ -0,0 +1,15 @@
+function Import-Html {
+    [CmdletBinding()]
+    param(
+        $url,        
+        $index
+    )
+    
+    $xlFile = (New-TemporaryFile).fullname -replace "tmp","xlsx"
+    rm $xlFile -ErrorAction Ignore
+
+    Write-Verbose "Exporting to Excel file $($xlFile)"
+
+    Get-HtmlTable $url $index |
+        Export-Excel $xlFile -Show -AutoSize
+}