• changed license to unmodified Clear BSD
• explicitly added the authors as copyright holders
• removed legacy 1-pass RC- now only allowing lookahead-based 1pRC
• implemented GOP-based scene-cut detection allowing to insert I-frames instead of TL-0 B-frames
• added header reading functionality
• allowed specifying of bitrate using common suffixes (Mbps, M, Kbps, K, and bps)
• integrated Y4M input support
• various fixes and improvements