[FIX]tiki-slideshow.php: replace get_number_of_pages function by...
requested to merge bkinywa24/tiki:replace-get_number_of_pages-and-get_page-functions-in-tiki-slideshow.php into master
- [FIX]tiki-slideshow.php: replace get_number_of_pages function by getNumberOfPages and get_page by getPage
- See where we refactored and renamed functions get_number_of_pages and get_page: !3754 (merged)