Add Windows 10 19H1 releases

* Why the default lzma utility doesn't insert the uncompressed size on its own is a real mystery...
* Note that you need to have vim installed for xxd

Fido.ps1

@@ -75,6 +75,12 @@ $ko = 0x20000
 $WindowsVersions = @(
 	@(
 		@("Windows 10", "Windows10ISO"),
+		@(
+			"19H1 (Build 18362.30 - 2019.05)",
+			@("Windows 10 Home/Pro", 1214),
+			@("Windows 10 Education", 1216),
+			@("Windows 10 Home China ", ($zh + 1215))
+		),
 		@(
 			"1809 R2 (Build 17763.107 - 2018.10)",
 			@("Windows 10 Home/Pro", 1060),
@@ -110,7 +116,7 @@ $WindowsVersions = @(
 			@("Windows 10 Home China", ($zh + 364))
 		),
 		@(
-			"1607 [Redstone 1] (Build 14393.0 - 2017.07)",
+			"1607 [Redstone 1] (Build 14393.0 - 2016.07)",
 			@("Windows 10 Home/Pro", 244),
 			@("Windows 10 Home/Pro N", 245),
 			@("Windows 10 Single Language", 246),

README.md

@@ -36,7 +36,7 @@ License
 How it works
 ------------
 
-The script basically performs the same operation as one might perform when visiting either of the following ULRs (that
+The script basically performs the same operation as one might perform when visiting either of the following URLs (that
 is, provided that you have also changed your `User-Agent` browser string, since, when they detect that you are using a
 version of Windows that is the same as the one you are trying to download, the Microsoft web servers at these addresses
 redirect you __away__ from the pages that allow you to download retail ISOs):

sign.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# This script creates the RSA-2048 signatures for our downloadable content
+# Creates an LZMA compressed Fido.ps1 (including decompressed size) and sign it
 
 PRIVATE_KEY=/d/Secured/Akeo/Rufus/private.pem
 PUBLIC_KEY=/d/Secured/Akeo/Rufus/public.pem
@@ -25,6 +25,10 @@ echo
 # Confirm that the pass phrase is valid by trying to sign a dummy file
 openssl dgst -sha256 -sign $PRIVATE_KEY -passin pass:$PASSWORD $PUBLIC_KEY >/dev/null 2>&1 || { echo Invalid pass phrase; exit 1; }
 
-find . -maxdepth 1 -name "*.ps1" | while read FILE; do sign_file; done
+lzma -kf Fido.ps1
+# The 'lzma' utility does not add the uncompressed size, so we must add it manually. And yes, this whole
+# gymkhana is what one must actually go through to insert a 64-bit little endian size into a binary file...
+printf "00: %016X" `stat -c "%s" Fido.ps1` | xxd -r | xxd -p -c1 | tac | xxd -p -r | dd of=Fido.ps1.lzma seek=5 bs=1 status=none conv=notrunc
+find . -maxdepth 1 -name "Fido.ps1.lzma" | while read FILE; do sign_file; done
 # Clear the PASSWORD variable just in case
 PASSWORD=`head -c 50 /dev/random | base64`