v0.5.0
        - Released at 2020-01-29T10:30:00+0900
        - Improve the extraction of a few news site.

v0.4.0
        - Released at 2020-01-26T01:51:45+0900
        - Improve the extraction of a few news site.

v0.3.0
        2020-01-26T01:51:45+0900
        Improve the extraction of a few news site.

v0.2.0
        2020-01-25T23:23:39+0900
        Improve the extraction of a specific news site.

v0.1.1
        2020-01-24T11:13:11+0900
        Fix an fat-finger mistake.

v0.1.0
        2020-01-24T09:16:11+0900
	Improve the extraction of a few news sites.

v0.0.9
	Improve the recall of a specific news site.

v0.0.8
        2020-01-20T22:08:39+0900
        Improve the extraction of journalist names on a few more news sites.

v0.0.7
        Remove a bunch of wastes.

v0.0.6
        Handle "utf-8" charset correctly.

v0.0.5
	GenericExtractor can now extract directly from HTML file.

v0.0.4
        Introduce JSONLD-based extractor.

v0.0.3
        Introduce CSS-based site-specific extractors.

v0.0.2
	Improvements on error-handling.

v0.0.1
	Inital Release