yuuko-2009.10.23.2: changelog.md

2009.10.23.2
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### Feature

* add `yuuko` binary
* add `yuuko_xml` lib for handling xml, e.g. rss
* magic pure (with unsafePerformIO)

### Fix

* handle utf8 html

2009.10.23.1
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### Feature

* show subtree string

2009.10.23
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Init