rename exception
raise an exception if products don't have the dimensions set up
updates in README and remove requirement that's no longer in pypi
use unicode for text
message when trying to get labels for uncreated shipments
if there were no files, don't return an empty file
Add description to Package helper class
use package description
Merge branch 'parcel-description'
Raise ParcelDimensionError instead of logging an error when there's no boxes
Merge branch 'mail-for-box-error'
use this the right way, stoopid
Merge branch 'mail-for-box-error'
create and call celery tasks if possible
adding translation strings
some new translations
bugfix, weight was lost when permutating
log all unknown errors from Canada Post and continue processing
fixed template path
fix on error message