- More updates to the Windows based installer

windows/autohotkey.ps1

@@ -9,6 +9,13 @@ else{
 if(-not(test-path "C:\Program Files\AutoHotkey\AutoHotkey.exe")){
 	choco install autohotkey.install
 }
+else{
+	Write-Output "Autohotkey is already installed"
+}
 if(-not(test-path "C:\Strawberry\")){
 	choco install strawberryperl
+	refreshenv
+}
+else{
+	Write-Output "Perl is already installed"
 }