System Information
Operating system: macOS 10.14.3
Blender Version
Broken: blender-2.80.0-git20190215.faa255c0a4e4-x86_64
Short description of error
Error popup: ""blender" can’t be opened because it is from an unidentified developer."
Exact steps for others to reproduce the error
Download https://builder.blender.org/download/blender-2.80-faa255c0a4e4-OSX-10.9-x86_64.zip and open it on a Mac.
Remarks
I know that I can disable this but I don't want to ...
Apologies in advance if there is any mistakes in this report. I'm not actually a developer but an account was required for reporting this problem.