Add Grey-Dark theme pack

Credits: TenLevels

Apps/SystemTools/Menu/THEME##THEME PACK (value)/Grey-Dark.sh

@@ -0,0 +1,22 @@
+#################################################   THEME PACK CONFIGURATION   #################################################
+# packname: Just a name to identify the current Theme Pack
+# style: 2 styles available: "Default" and "CrossMix - Refreshed",
+#        used for apps assets such as infoscreen, system tools, user guide, firmware wizard or Windows SD card icon.
+# theme: Used to apply theme but also for infoscreen.sh font (use a folder name from /Themes).
+# bootlogo: Pick a bootlogo file from "Apps/BootLogo/Images/", enter the name with the extension.
+# icon: Name of the folder which contains the desired icon collection (use a folder name from /Icons).
+# background: Name of the folder which contains the desired background collection (use a folder name from /Backgrounds).
+# emulabels: Choose if you want to display Emulators labels or not.
+#        use the label script name from "Apps\SystemTools\Menu\ADVANCED SETTINGS##EMULATOR LABELS (value)" (without extension).
+
+packname="Greys-Dark"
+style="CrossMix - Refreshed"
+theme="Greys-Dark"
+bootlogo="Epic noir - tenlevels.bmp"
+icon="Greys-Dark"
+background="Greys-Dark"
+emulabels="Default"
+
+####################################################################################################################
+
+. /mnt/SDCARD/System/usr/trimui/scripts/themepack_apply.sh