Initial benchmarks

[justinfagnani]

This should be a proper setup of the two benchmarks, but locally I'm getting a crash in Chrome. I've tried a couple of different versions of chromedriver, but no luck.

[AndrewJakubowicz]

I got this to work by specifying the Chromedriver major version for my machine (118), and installing that (instead of *).

Then I was getting a Safari error: "Could not create a session: You must enable the 'Allow Remote Automation' option in Safari's Develop menu to control Safari via WebDriver.".
I had to do that manually via Safari UI:

Then I was able to run a benchmark, e.g.: