mstor: Alpha release (0.9.12)

mstor is an extensible framework for JavaMail local store providers. By default mstor provides support for the mbox email storage format and Java Content Repositories (JCRs).

A new release of mstor is now available. Notable features of this release are:

- a new minimum requirement of Java 5. Mstor now uses generics and enums from Java 5.

- improved support for Java Content Repository (JCR) storage

See the changelog report for a list of changes (post-directory restructure):

http://m2.modularity.net.au/projects/mstor/changelog.html