Add Zen Browser (open source, privacy and security-focused)

[AleIlMagno]

4k+ stars on Github
https://github.com/zen-browser/desktop

[AleIlMagno]

I'd like there was the option to disable WebRTC

[tomByrer]

ATM Zen is still in Alpha; & less than 2 months old at that Maybe wait until it is fully released, since many of Chrome/Firefox forks tend to die off before becoming mature?

I'd still like to know what the security profile looks like.