Update translations from Transifex

Many thanks to:
 - cs: Daniel Albers <daniel@lbe.rs>
 - da:
 - de: Daniel Albers <daniel@lbe.rs>
 - el: Daniel Albers <daniel@lbe.rs>
 - en_GB: Daniel Albers <daniel@lbe.rs>
 - en_US:
 - eo:
 - es: Daniel Albers <daniel@lbe.rs>
 - fi: Lasse Liehu <larso@gmx.com>
 - fr: Daniel Albers <daniel@lbe.rs>
 - gl: Daniel Albers <daniel@lbe.rs>
 - hu: Daniel Albers <daniel@lbe.rs>
 - it: Daniel Albers <daniel@lbe.rs>
 - ja:
 - ko: Daniel Albers <daniel@lbe.rs>
 - lt: Daniel Albers <daniel@lbe.rs>
 - nb: Daniel Albers <daniel@lbe.rs>
 - nl: Daniel Albers <daniel@lbe.rs>
 - oc:
 - pl:
 - pt: Daniel Albers <daniel@lbe.rs>
 - pt_BR: Daniel Albers <daniel@lbe.rs>
 - ro:
 - ru: Daniel Albers <daniel@lbe.rs>
 - sl: Daniel Albers <daniel@lbe.rs>
 - sq:
 - sr:
 - sv:
 - tr: Daniel Albers <daniel@lbe.rs>
 - uk:
 - zh_CN: Daniel Albers <daniel@lbe.rs>