Create markdown-cn.html.markdown

initiate
Updated the file head
Update markdown-cn.html.markdown
2nd para
halfway
Finally Done
Proofread and checked style
typo correction
Footnote corrected
Update markdown-cn.html.markdown
Changed filename
updated the filename into learnmarkdown-cn.md
Array initialization disambiguation - fixes #257

simply added proposed comment, which seems fine
Fixing missing space and dot.
Make style fixes to conform to ruby style guide

Made style fixes to conform to Ruby style guide.
Added a reference to a community-driven Ruby coding style guide.
Added french translation for Swift
Added French translation for Javascript
Update javascript-fr.html.markdown
[css/fr-fr] Added french translation of CSS
Fixed indentation