
Polymath, one of the major security token generation platforms, just announced the release of their core version, the 2.0.0, a release that has promised to come with several improvements to look out for.
With these changes been made, it breaks backwards compatibility, thus, as a token issuer, you will only be in a position to enjoy the new features if the new token has been deployed under the 2.0.0 version.
Full info on the new features here.