Nu release 2.0.2 and B&C Exchange release 3.0.1 have an adapted implementation of BIP 0066 as their only change from the prior release. This fixes a consensus bug.

Here are the downloads for NuBits:

Nu 2.0.2 for Linux

Nu 2.0.2 for Windows

Here are the downloads for B&C Exchange:

B&C Exchange 3.0.1 for Linux

B&C Exchange 3.0.1 for Windows

OS X builds are coming.