Rbx builds are passing now thanks to @alindeman.
Rbx builds are passing now thanks to @alindeman.

https://github.com/rspec/rspec-core/commit/96e3d1348084d0c63882ba44e477e2fe46ee2d1d
https://github.com/rspec/rspec-core/commit/582a0a89e785151d207559996c37695ec1393215

Revert "Allow rbx builds to fail."

This reverts commit 2f1595f1bd56ee6b2c69f18635bdc526a2c2054a.

maclover7/rspec-expectations,alexaltair/rspec-expectations,h4ck3rm1k3/rspec-expectations,yaoshipu/rspec-expectations,chrisarcand/rspec-expectations,dg-ratiodata/rspec-expectations,emilyforst/rspec-expectations,AEgan/rspec-expectations,dg-ratiodata/rspec-expectations,zsyed91/rspec-expectations,bjpcjp/rspec-expectations,chrisarcand/rspec-expectations,jamelablack/rspec-expectations,edwardpark/rspec-expectations,unmanbearpig/rspec-expectations,jdax/rspec-expectations,edwardpark/rspec-expectations,jdax/rspec-expectations,jasonkarns/rspec-expectations,sferik/rspec-expectations,jamelablack/rspec-expectations,AEgan/rspec-expectations,bjpcjp/rspec-expectations,rspec/rspec-expectations,danielfone/rspec-expectations,h4ck3rm1k3/rspec-expectations,emilyforst/rspec-expectations,danielfone/rspec-expectations,sferik/rspec-expectations,rspec/rspec-expectations,maclover7/rspec-expectations,unmanbearpig/rspec-expectations,jasonkarns/rspec-expectations,zsyed91/rspec-expectations,alexaltair/rspec-expectations,yaoshipu/rspec-expectations