Change log for eduGAIN RC4
==========================
. New metadata GUI.
. New Attribute Filtering and Conversion library.
. New interfaces in the Configurator to enable users load keystores or valid
  components file from both files and URLs.
. Several enhancements in the Shibboleth Bridging Elements.
. New version of the MDS.
. Enhanced Shibboleth Bridging Elements documentation.
. Mandatory certificate verification for publishing to the MDS.
. Javadoc minor fix in eduGAIN base.
. Bugfix for null pointer exceptions on *Responder classes, FS#52.
. New builder interfaces in all eduGAIN primitives, FS#53.