Squashed commit of the following:

commit 41fdfe41c8a85811297d480950873df05c0d0000
Author: Caouecs <caouecs@caouecs.net>
Date:   Tue Dec 16 21:54:47 2014 +0100

    Update documentation

commit 71cf9f65cc048e1742e56651e93bd6e1b2fcac35
Author: Caouecs <caouecs@caouecs.net>
Date:   Tue Dec 16 21:28:37 2014 +0100

    Add Lithunian (lt)

commit 0239950f08d39e0c1a6dc942d7346a37d96237d5
Author: Caouecs <caouecs@caouecs.net>
Date:   Tue Dec 16 21:13:15 2014 +0100

    Indentation by space

commit 108e2d5d185c0967f2d7604d67ccb4b43528ff40
Merge: 72d9250 7c957c5
Author: Fred Delrieu <caouecs@users.noreply.github.com>
Date:   Tue Dec 16 21:07:20 2014 +0100

    Merge pull request #314 from trigras/master

    lt language files