Update messages_es.properties

Commit c626fbe93b
Merge pull request #328 from AlfredoRamos/patch-1

Update messages_es.properties
Merge branch 'master' of github.com:UniversalMediaServer/UniversalMediaServer into 4.0.0
Updated changelog
Updated changelog
Merge branch 'master' of github.com:UniversalMediaServer/UniversalMediaServer
Formatting
Fixed layout of General tab
Merge branch 'master' of github.com:UniversalMediaServer/UniversalMediaServer into 4.0.0
Updated changelog
Official release of 4.0.0-a1 for Windows and Linux