Modern Events Calendar - RSVP Events Addon 1.3.5

- Fixed: load more attendees

- compatibility: Modern Events Calendar v6.5
- Fixed: Showing the event title in RSVP
- Fixed: An issue with custom form
- Fixed: Some minor issues

- Added: An option to manage RSVP modification box position
- Fixed: An auto verification issue
- Fixed: Lock Pre-Filled
- Fixed: Some minor issues