More french in Plumble!
Merge pull request #38 from RyDroid/fr

More french in Plumble!
Update Jumble version, with support for SO_KEEPALIVE.
Merge branch 'master' of github.com:Morlunk/Plumble
Escaped some strings in french translation.
Added translation link
Merge branch 'master' of https://github.com/Morlunk/Plumble

Conflicts:
	app/src/main/res/values-fr/preference.xml