get_single_digit_number library

1. xapptor_logic package
2. documentation
3. get_single_digit_number.dart

xapptor_logic package

1. Libraries
2. check_if_payments_are_enabled
3. check_if_user_is_admin
4. file_downloader/file_downloader
5. file_downloader/file_downloader_mobile
6. file_downloader/file_downloader_unsupported
7. file_downloader/file_downloader_web
8. firebase_tasks
9. generate_certificate
10. get_image_size
11. get_main_color_from_image
12. get_main_color_from_remote_image
13. get_main_color_from_remote_svg
14. get_remote_image
15. get_remote_svg
16. get_single_digit_number
17. get_user_info
18. is_portrait
19. models/coupon
20. random_number_with_range
21. request_position
22. send_email
23. timestamp_to_date
24. url_launcher