update to v90 modem firmware

- offer kflex with `Old` diskmap

zefie_wtvp_minisrv/ServiceVault/wtv-disk/content/diskmaps/ModemFirmware.json

@@ -7,7 +7,8 @@
 	"service_owned": true,
     "files": [
       {
-        "file": "file://Disk/Browser/Modem_Firmware/Locale/en-US/modem_firmware.dat.gz"
+        "file": "file://Disk/Browser/Modem_Firmware/Locale/en-US/modem_firmware.dat.gz",
+        "location": "content/Modem_Firmware/Locale/en-US/v90/modem_firmware.dat.gz"
       },
 	  {
         "file": "file://Disk/Browser/Modem_Firmware/Locale/ja-JP/modem_firmware.dat.gz"

zefie_wtvp_minisrv/ServiceVault/wtv-disk/content/diskmaps/ModemFirmwareOld.json

@@ -0,0 +1,18 @@
+{
+  "ModemFirmware": {
+    "base": "file://Disk/Browser/Modem_Firmware/",
+    "location": "content/Modem_Firmware/",
+	"execute": "client:ModemReload",
+	"execute_when": "atEnd",
+	"service_owned": true,
+    "files": [
+      {
+        "file": "file://Disk/Browser/Modem_Firmware/Locale/en-US/modem_firmware.dat.gz",
+        "location": "content/Modem_Firmware/Locale/en-US/kflex/modem_firmware.dat.gz"
+      },
+      {
+        "file": "file://Disk/Browser/Modem_Firmware/Locale/ja-JP/modem_firmware.dat.gz"
+      }
+   ]
+  }
+}

zefie_wtvp_minisrv/zefie_wtvp_minisrv.njsproj

@@ -52,6 +52,7 @@
     <Content Include="ServiceVault\wtv-cookie\reset.js">
       <SubType>Code</SubType>
     </Content>
+    <Content Include="ServiceVault\wtv-disk\content\diskmaps\ModemFirmware.json" />
     <Content Include="ServiceVault\wtv-disk\userstore.js">
       <SubType>Code</SubType>
     </Content>