Add headline feature

Data/Checklists/handwashing.txt

@@ -1,5 +1,6 @@
+HEAD Handwashing
 Wet your hands with clean, running water (warm or cold), turn off the tap, and apply soap.
 Lather your hands by rubbing them together with the soap. Lather the backs of your hands, between your fingers, and under your nails.
-Scrub your hands for at least 20 seconds. Need a timer? Hum the 'Happy Birthday' song from beginning to end twice.
+Scrub your hands for at least 20 seconds.
 Rinse your hands well under clean, running water.
 Dry your hands using a clean towel or air dry them.

Scripts/speak-checklist.ps1

@@ -10,10 +10,15 @@ if ($Name -eq "") { $Name = read-host "Enter the name of the checklist" }
 
 try {
 	$Lines = Get-Content -path "$PSScriptRoot/../Data/Checklists/$Name.txt"
+	clear-host
+	$Step = 1
 	foreach($Line in $Lines) {
-		"> $Line"
+		if ($Line -like "HEAD*") { & "$PSScriptRoot/write-big.ps1" "$Line"; continue }
+			
+		"($Step) $Line"
 		& "$PSScriptRoot/speak-english.ps1" "$Line"
 		$Dummy = read-host "Press <Return> to continue ..."
+		$Step++
 	}
 	exit 0
 } catch {