Implement zds extension: typographie

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• See original module here: https://github.com/zestedesavoir/Python-ZMarkdown/blob/master-zds/zmarkdown/extensions/french_typography.py

• Example package is here: https://github.com/zestedesavoir/zmarkdown/tree/master/packages/typographic-colon

• [x] quotes

• [x] apostrophes

• [x] ellipses

• [x] (tm)

• [x] (c)

• [x] em dash

• [x] en dash

• [x] %o becomes ‰

• [x] nnbsp before : (nnbsp is NARROW NO-BREAK SPACE)

• [x] nnbsp before ;

• [x] nnbsp before !

• [x] nnbsp before ?

• [x] nnbsp before %

• [x] nnbsp before ‰

• [x] nnbsp before »

• [x] nnbsp after «

• [x] << becomes «

• [x] >> becomes »

• [x] nbsp inside em dash pairs (foo -- bar -- baz. -> foo1 — 2bar2 —1 baz. where 1 is ` and2isnbsp`)

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• each package should be unit tested with full coverage
• [ ] integration tests for zmarkdown w/ all packages

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\o/ @AmarOk1412 ! 😍