Major modification of lang tool
Increase width of nordic time-display because it's too small for some dates
added tracking number as available field
division by zero
added tracking number to invoice template
Merge pull request #319 from kevinpapst/invoice/tracking2

Invoice/tracking2
Merge pull request #222 from stenebo/master

Created tool to merge language arrays and updated swedish language file.

Thanks :+1:
Merge pull request #281 from HashWorks/feature/FixNordicDisplayWidth

Thanks :+1: