Mwlib

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- the parser has been completely rewritten (mwlib.refine)
- fix bug in recorddb.py: do not overwrite articles
- removed mwapidb.WikiDB.getTemplatesForArticle() which was broken and
wasn't used.

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- normalize template names when checking against blacklist
- make NAMESPACE magic work for non-main namespaces
- make NS template work

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- fix template expansion bug with non self-closing ref tags containing
equal signs

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- added --print-template-pattern
- fix bug in LOCALURLE with non-ascii characters (473)
- fix 'upright' image modifier handling (459)
- allow star inside URLs (483)
- allow whitespace in image width modifiers (475)

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- do not call check() in zipcreator: better some missing articles than an error message

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- localize image modifiers
- fix bug in serve with forced rendering
- fix bug in writerbase when no URL is returned
- return only unqiue image contributors, sorted
- expr with whitespace only argument now returns the empty string
instead of marking the result as an error.
- added mw-serve-ctl command line tool (447)
- mwapidb: omit title in URLs with oldid
- mwapidb: added getTemplatesForArticle()
- zipcreator: check articles and sources to prevent broken ZIP files
- mwapidb: do query continuation to find out all authors (420)
- serve: use a deterministic checksum for metabooks (451)