grafx - Extensible Java Graphics Package Code

Renaming m_lastPlay -> m_lastPlayMillis, timeNow -> timeNowMillis,
m_lastLoop -> m_lastLoopMillis in ModernAudioClip.

Renaming m_constrTime -> m_constrTimeMillis,
m_startedOff -> m_startedOffMillis. Adding m_clipLenMicros.

Implemented CommandLineArgs.queryFlagWithArg() but it's untested.

Skipping watermark by default in video generation.

Adding the beginnings of class CommandLineArgs, and using it successfully.

Adding class-level comment to Sampling2xImageConsumer.java.

Adding Sampling2xImageConsumer.java. Unoptimized and untested.

Adding data/three-excellents.blo.

Adding level-26.blo.

Adding 6er-excellent.blo.