Microwin ISO downloader (#2581)

* try1

* little fix

* change back to using Fido

* little update

* fix some stuff

* fix (maybe?)

* remove architecture selection

* add somewhat of a lang support (needs improvement)

* WIP: refractor of existing logic & addition of language selection

* WIP: correct lang display (not working rn)

* improve, fix and more

- call ed with default windows edition (Home/Pro/Edu)
- fix language combobox logic
- add @CodingWonders 's "Get-FidoLangFromCulture"
- hide comboboxes if manual ISO selection is toggled

* little output fix

- added | Out-Null to combobox item additions to prevent unneeded console output

* improve coloring

- using ToggleButtonOnColor for Radiobuttons
- add theme color ToggleButtonOffColor and use where needed

* fix lang

* fix "en-" lang

remove (United States) bc it is wrong and not accepted by fido/ms

* always add "English"

* fix theming

- add ToggleButtonOffColor to all themes

* fix merge issue

* update instructions

* update ui

- manual download is primary option
- radiobuttons renamed to refrect what they are
- fix styling of instruction
- add margin to radiobuttons

* fix  by adding line break to instructions

* fix merge issues

functions/private/Invoke-WinUtilMicroWin-Helper.ps1

@@ -25,6 +25,56 @@ function Test-CompatibleImage() {
     }
 }
 
+function Get-FidoLangFromCulture {
+
+    param (
+        [Parameter(Mandatory, Position = 0)] [string] $langName
+    )
+
+    switch -Wildcard ($langName)
+    {
+        "ar*" { return "Arabic" }
+        "pt-BR" { return "Brazilian Portuguese" }
+        "bg*" { return "Bulgarian" }
+        {($_ -eq "zh-CH") -or ($_ -like "zh-Hans*") -or ($_ -eq "zh-SG") -or ($_ -eq "zh-CHS")} { return "Chinese (Simplified)" }
+        {($_ -eq "zh") -or ($_ -eq "zh-Hant") -or ($_ -eq "zh-HK") -or ($_ -eq "zh-MO") -or ($_ -eq "zh-TW") -or ($_ -eq "zh-CHT")} { return "Chinese (Traditional)" }
+        "hr*" { return "Croatian" }
+        "cs*" { return "Czech" }
+        "da*" { return "Danish" }
+        "nl*" { return "Dutch" }
+        "en-US" { return "English" }
+        {($_ -like "en*") -and ($_ -ne "en-US")} { return "English International" }
+        "et*" { return "Estonian" }
+        "fi*" { return "Finnish" }
+        {($_ -like "fr*") -and ($_ -ne "fr-CA")} { return "French" }
+        "fr-CA" { return "French Canadian" }
+        "de*" { return "German" }
+        "el*" { return "Greek" }
+        "he*" { return "Hebrew" }
+        "hu*" { return "Hungarian" }
+        "it*" { return "Italian" }
+        "ja*" { return "Japanese" }
+        "ko*" { return "Korean" }
+        "lv*" { return "Latvian" }
+        "lt*" { return "Lituanian" }
+        "nb*" { return "Norwegian" }
+        "pl*" { return "Polish" }
+        {($_ -like "pt*") -and ($_ -ne "pt-BR")} { return "Portuguese" }
+        "ro*" { return "Romanian" }
+        "ru*" { return "Russian" }
+        "sr-Latn*" { return "Serbian Latin" }
+        "sk*" { return "Slovak" }
+        "sl*" { return "Slovenian" }
+        {($_ -like "es*") -and ($_ -ne "es-MX")} { return "Spanish" }
+        "es-MX" { return "Spanish (Mexico)" }
+        "sv*" { return "Swedish" }
+        "th*" { return "Thai" }
+        "tr*" { return "Turkish" }
+        "uk*" { return "Ukrainian" }
+        default { return "English" }
+    }
+}
+
 function Remove-Features() {
     <#
         .SYNOPSIS