2.0.0.13
support for both dash and hls clips
2.1.0.12
support adding a url-only media. previously, only supported images
dash video support for enclosures
adding images didn't always define the correct extension
if a crash happens on launch, it shouldn't wipe out instances
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add support for updating stories (even if the guid hasn't changed)
2.1.0.8
use content:encoded instead of <description> if available
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