Protege 3.1 Beta update (build 167)

There's a new beta build available on our Web site:

http://protege.stanford.edu/download/prerelease/full/
http://protege.stanford.edu/download/prerelease/basic/

Changes
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1. Fixed some JDK 1.5 incompatibilities.

2. Fixed a problem with our installation software that prevented Protege 
from launching properly with JDK 1.5.

3. The instances list on the Instances tab now remembers whether it was 
displaying subclass instances.

4. Fixed a problem which caused exceptions when no default slot metaslot 
was set.

5. Fixed a problem with the multi-user server cache not being updated 
sometimes.