INTERNAL: Work on stopping spam accounts and spam groups as well as deletion of many existing spam accounts and groups.
DOCS: Updates from Nina.
CHANGE: Ensure that if a message is sent from a banned member, it's logged as such. Also don't display badges in the banned member page.
CHANGE: Changed special message to special notice in the activity logs for consistency.
BUGFIX: Fix timezone offset issue with event times on the /feed page?
NEW: Groups can now allow people to sponsor their hosting fees.
CHANGE: Mobile reformatting: iPad widths now use the bottom navbar like phone widths. The More menu in the bottom navbars is now a drawer that slides in from the left. Several little mobile formatting tweaks.
BUGFIX: It's no longer possible to input a negative reminder time before an event.
CHANGE: Formatting changes to the add event page for adding reminders.
