More generic I/O package architecture - record specific logic now implemented as serializer for std::stringstream objects.
Added new SocketStreamOutputCollector. Removed (generatorConfig, collectorName) constructors from AbstractOutputCollector subclasses.
Added new CLI option for setting the collector type. Surpressed FileChannel logging for 'socket' output streams.
Updated dgen.py version to 0.2.1.
Adapted initialize:project skeleton after the I/O package refactoring.
Updated the CHANGELOG.