fr-FR correction on setfield documentation
Translation of the tiddler that links to the fr-FR edition (starting with the localised empty.html only)
Features docs update
Merge pull request #884 from xcazin/fr-FR

Fr fr
Update chinese translations
* correct help text of setfield command
Merge pull request #885 from BramChen/master

Update chinese translations
Version number update for 5.1.0