update fr translation
Merge pull request #86 from danito/master

update fr translation
* Disable broken Facebook max_loop. As for Twitter, we need to handle this properly. Putting up traps (workarounds) in the code will only make this harder, longterm.
* Retrieve content-type from actual HTTP headers when importing attachments.
* Don't add attachment if it couldn't be retrieved.
Merge pull request #87 from muesli/master

Fix for #85 - read attachment's content-type from HTTP headers
workaround to wordpress stripping iframe and script tags in content
workaround to include script and iframe tags in content