Updated German translation

Signed-off-by: Stephen Shaw <sshaw@decriptor.com>
Updated Greek translation

Signed-off-by: Stephen Shaw <sshaw@decriptor.com>
Added Chinese simplified translation for help

Signed-off-by: Stephen Shaw <sshaw@decriptor.com>
Fix mistakes in Catalan translation

Signed-off-by: Stephen Shaw <sshaw@decriptor.com>
Fix broken tags in Greek help translation

Signed-off-by: Stephen Shaw <sshaw@decriptor.com>
Fix broken tags in Slovenian help translation

Signed-off-by: Stephen Shaw <sshaw@decriptor.com>
Updated Latvian translation

Signed-off-by: Stephen Shaw <sshaw@decriptor.com>