changes for Apache BSF 2.3.0

    *) add javadocs and realclean targets to build.xml
       scrub remaining email addresses from source for spam prevention
       add AUTHORS, BUILDING, INSTALL, README, and TODO files
       [Chuck Murcko <chuck@topsail.org>]

    *) Cleaned out META* junk [Chuck Murcko <chuck@topsail.org>]

    *) Removed bsf/src/org/apache/bsf/engines/activescript/samples/*
       because of copyright issues [Chuck Murcko <chuck@topsail.org>]

    *) Changes for org.apache.* namespace, license changes
       [Chuck Murcko <chuck@topsail.org>]
