jGuard v0.51 released!

this is a minor jGuard release.
changelog:
-add licence header to some files
-change jGuard.properties in jGuard.policy (better name for this file responsability)
-add debug option to the DBViaJNDILogin login module
-refactor some code in a cleaner way
-enhance exception messages
-add an applicationName parameter to the AccessFilter (previous release was tight to the 'jboard' name ......)

have fun!

charles.