Only show apps whose passwords can be changed

src/freedombone-controlpanel

@@ -146,16 +146,20 @@ function passwords_show_apps {
     SELECTED_APP=
     i=0
     W=()
+    name=()
     for a in "${APPS_AVAILABLE[@]}"
     do
+        if [[ $(function_exists change_password_${a}) == "1" ]]; then
             i=$((i+1))
             W+=($i "$a")
+            name+=("$u")
+        fi
     done
 
     selected_app_index=$(dialog --backtitle $"Freedombone Control Panel" --title $"Select App" --menu $"Select one of the following:" 24 40 17 "${W[@]}" 3>&2 2>&1 1>&3)
 
     if [ $? -eq 0 ]; then
-        SELECTED_APP="${APPS_INSTALLED_NAMES[$((selected_app_index-1))]}"
+        SELECTED_APP="${name[$((selected_app_index-1))]}"
     fi
 }
 
@@ -182,13 +186,11 @@ function view_or_change_passwords {
         0)
             CURR_PASSWORD=$(<$data)
             if [ ${#CURR_PASSWORD} -gt 8 ]; then
-                if [[ $(function_exists change_password_${SELECTED_APP}) == "1" ]]; then
                 ${PROJECT_NAME}-pass -u ${SELECTED_USERNAME} -a ${SELECTED_APP} -p ${CURR_PASSWORD}
                 change_password_${SELECTED_APP} ${SELECTED_USERNAME} "${CURR_PASSWORD}"
                 dialog --title $"Change password" \
                        --msgbox $"The password was changed" 6 40
             fi
-            fi
             ;;
     esac