Log Message:
OpenDNSSEC 1.3.0b1:

* Enforcer: Stop import of policy if it is not consistent.
* ods-signer: The queue command will now also show what tasks the workers
  are working on.
* Signer Engine: Just warn if occluded zone data was found, don't stop signing p
rocess.
* Signer Engine: Simpler serial maintenance, reduces the number of conflicts.
  Less chance to hit a 'cannot update: serial too small' error message.
* Signer Engine: Simpler NSEC(3) maintenance.
* Signer Engine: Set number of <SignerThreads> in conf.xml to 
  get peak performance from HSMs that can handle multiple threads.

Bugfixes:
* Replace tab with white-space when writing to syslog.
* Signer Engine: Do not block update command while signing.
* Bugreport #198: Zone updates ignored?
* Signer Engine: NSEC chain could become broken if the predecessor domain
  of a deleted domain was a glue domain.