1.5.4 - Update configure.ac.in syntax - Fix #53: taskmanager translations - Translation Updates: Albanian, Basque, Belarusian, Bulgarian, Catalan, Chinese (China), Chinese (Taiwan), Czech, Danish, Dutch, Estonian, French, Galician, German, Greek, Hebrew, Indonesian, Italian, Japanese, Kazakh, Korean, Lithuanian, Norwegian Bokmål, Polish, Portuguese, Portuguese (Brazil), Russian, Serbian, Slovak, Spanish, Swedish, Thai, Turkish, Ukrainian