new: [monujo] support new ``1.0.0.rc.6`` config keys

Signed-off-by: Valentin Lab <valentin.lab@kalysto.org>

monujo/lib/common

@@ -42,9 +42,15 @@ export MONUJO_OPTIONS=(
     map-url:string
     local-password-retention-time:numeric
     theme:struct\*
+    locales:struct
     version:ignore
     enforce-version:ignore
     enforce-config:ignore
+    css:string
+    available-languages:struct\*
+    app-strings-language:string
+    default-language:string
+    prefer-navigator-language:bool
 )
 
 export MONUJO_OPTIONS_CONCAT=" ${MONUJO_OPTIONS[*]} "
@@ -111,7 +117,7 @@ monujo:json-make() {
         esac
         case "$ytype" in
             struct|sequence)
-                :
+                val=$(e "$val" | monujo:json-make noconv) || return 1
                 ;;
             bool)
                 val=$(e "$val" | shyaml get-value)