LearnDash

* Feature - Added decimal and negative number support to quiz points. * Feature - Added "Different points for each answer" option support to the quiz builder. * Fix - Resolved issue where NaN points label could appear if points were deleted in the quiz builder. * Fix - Fixed quiz statistics loading for quizzes where all questions are set to 0 points. * Fix - Improved question and answer points synchronization in the quiz builder. * Fix - Resolved issue where the question settings were ignored in the quiz builder when the existing question was added. * Fix - Resolved issue where the question was being duplicated on deletion in the quiz builder sidebar in some cases. * Fix - Resolved issue where the free choice question points are calculated incorrectly when the different points mode is enabled. * Tweak - Added points calculation within the POST route in the `ldlms/v1/sfwd-questions/` REST API endpoint. * Tweak - Updated constants: WPPROQUIZ_VERSION. * Tweak - Updated functions: `learndash_format_course_points`, `learndash_get_essay_details`, `learndash_proquiz_sync_question_fields`, `learndash_question_assessment_fetch_data`, `learndash_question_cloze_fetch_data`, `learndash_question_free_get_answer_data`, `learndash_update_quiz_statistics`. * Tweak - Updated filters: `learndash_course_points_format_round`, `learndash_fetch_quiz_questions`, `learndash_ques_free_answer_pts`, `learndash_ques_multiple_answer_pts_each`, `learndash_ques_multiple_answer_pts_whole`, `learndash_ques_single_answer_pts`, `learndash_quiz_question_answer_preprocess`. * Tweak - Updated templates: `legacy/templates/quiz/partials/show_quiz_questions_box.php`.