Add support for the Julia language

See http://julialang.org

Signed-off-by: Carnë Draug <carandraug+dev@gmail.com>
julia lang: small fixes requested by pbor (bug #700410)

* remove unregistered mimetype
* capitalize style names
Add support for mediawiki syntax

https://bugzilla.gnome.org/show_bug.cgi?id=635381

Signed-off-by: Carnë Draug <carandraug+dev@gmail.com>
mediawiki: style fixes capitalize nouns on style names
Updated Spanish translation
Updated Galician translations
Updated Czech translation