WPForms Form Locker Addon 2.7.0

### Added
- Compatibility with the upcoming WPForms v1.8.1 release.

### Fixed
- Password and Age verification fields were not highlighted on validation failure.

### Added
- Entry Limits & Restrictions now have new "till the end of the day/week/month/year" locker options.
- New filter `wpforms_locker_lockers_entry_limit_exclude_not_allowed_entries_excluded_statuses` allows to exclude entry statuses for entry total limit and entry user limit lockers.

### Changed
- Error markup for the Password locker was modified according to other fields' errors.
- A message generated by the Email locker now has the same styles as an entry submission confirmation message.
- "per day/week/month/year" locker options for Entry Limits & Restrictions were renamed to "per 24 hours/7 days/~30 days/~365 days".

### Fixed
- PHP notice was generated when upgrading the addon to the latest version.
- Locked forms weren't wrapped in the main form container.

### Changed
- Improved the look and feel of the messages displayed to users when the form is closed.
- Minimum WPForms version is now 1.7.6.
- When the "Enable user entry limit" is turned on, selecting one of the associated checkboxes is now required.

### Fixed
- Entry limit validation allows negative values to be set.
- Next button was not clickable when a name field was empty and the field was non-required, but required a unique answer.
- Restrict by email address did not exclude abandoned/partial entries.
- Plugin install did not run properly.