Version 1.5.4

• Enforce transcoding of incompatible audio track(s) to compatible codecs (#220)
• Add TransformationOptions parameter to remove metadata tracks (#221)
• Fix for incorrect audio frame presentation time when trimming (#225)
• Default to 30 fps target frame rate if parameter is missing (#227)
• Set default buffer size when creating VideoRendererInputSurface (#228)
• Implement AudioRecord support for audio track (#229) by @IanDBird
• Allow transcoders advance to next track or EoS past selection end (#230)