Release v4.18.0 (April 13, 2021)

Change log of OPI Blue upgrades, changes, and fixes

• [Changed] System will now discard bad weather station and plenum sensor data from faulty equipment
• [Fixed] "Remember Me" has been restored; user will no longer be logged out after 20 minutes
• [Fixed] Subscription Status in Masthead now properly reflects exemptions
• [Improved] Roughly doubled the speed at which we process incoming gateway messages to prevent backlogs during busy periods