Improvement: Add plugin configuration import/export option for Hub
Improvement: HSTS Maximum age of Strict Transport Security header added 30 days, 2 years
Improvement: Update copy for MaxMind license key
Fix: Separate email subjects of templates for scan notifications
Fix: Warning open_basedir restriction in effect
Fix: 2FA required even if the role is unchecked
Fix: Preview for Lockout Custom Message doesn't work
Fix: Sending lockout emails even though they are disabled
Other minor enhancements and fixes