Bugs Fixed:
- Quick fix on handle_mapping. arrval should be used instead of retval (jabiinfante)
- #71696 Bad datetime management (bocharov)
- Fix memory leak in mapping with sequence (bocharov)
- Fix anchor in anchor problemo (bocharov)
- Fix tests bug_64019.phpt, bug_parsing_alias.phpt (bocharov)
- #72204 Crash when try to parse yaml file