Zoom via personal URL

**Summary**: Instead of dealing with all of the complicated Zoom API stuff or some hacky way of doing it, Levi and I discovered as long as you're the first person to join your personal room url will always work! This is just a proof of concept, super simple idea.

Pivotal story: 

Staged at (if necessary): 

## Planning meeting
- [ ] I had a planning meeting with Levi


## Pre-CR Checklist:
- [ ] I have merged in master
- [ ] I have done my own CR
- [ ] I have played with the functionality a lot, am confident it works, and feels good for users.
- [ ] The code is readable and understandable
- [ ] All functions have unit tests
- [ ] All functionality has e2e tests
- [ ] Tests pass
- [ ] All points in the pivotal story are met, in letter and spirit
- [ ] I am proud of what I made.

## CR 1

Checklist:
- [ ] CR claimed by ______
- [ ] I have reviewed the entire code, and know what it does
- [ ] I have placed all issues in inline comments, or the checklist below.

CR Comment Review
- [ ] Comment review claimed by ________
- [ ] +1 / -1 (with reason) on all comments is done.

Fixes
- [ ] All comments to the story have been resolved
- [ ] Other comments go here

## FR 1

Checklist:
- [ ] FR claimed by ______
- [ ] I have used all the features of the story, and the software looks good and feels good.
- [ ] I have tested the features in Chrome
- [ ] I have tested the features in Firefox
- [ ] I have tested the features in Internet Explorer
- [ ] I have tested the features on an iPad
- [ ] I have tested the features on an Android Tablet
- [ ] I have tested the features on a Phone
- [ ] I have placed any issues in the FR checklist below

Fixes:
- [ ] Other comments go here

## Good to merge!
- [ ] PR good to merge by ____