openssl 1.0.2g that's shipped with Ubuntu 16.04 breaks the cryptography package in versions older than 1.2.3 (https://github.com/pyca/cryptography/issues/2750). Updating the package version for cryptography in requirements.txt. This is backwards compatible with Ubuntu 14.04.
openssl 1.0.2g that's shipped with Ubuntu 16.04 breaks the cryptography package in versions older than 1.2.3 (https://github.com/pyca/cryptography/issues/2750). Updating the package version for cryptography in requirements.txt. This is backwards compatible with Ubuntu 14.04.