Caius Meal booking helper

Once installed, click the "Summary" link in the sidebar. Hover over hall titles to see attendees.

Go to the profile page to add friends (one per line), and have their names highlighted in the attendee list.

Want a feature? Ask for it at https://github.com/eric-wieser/caius-meal-booking-extension/issues. Or even just come talk to me.

Changelog:

0.2.6: Hard-code allergens from the Venn as defaults
0.2.5: Fix crash when trying to load allergens if the alert has expired
0.2.4: More updates to work with the 2019 website
0.2.3: Parse dietary requirements
0.2.2: Abbreviate Harvey Court to HC
0.2.1: Updated to work with the 2019 website