Bump grace_times to 60 for bluepill monitoring.
Add transliteration rules for :de local.
Use shorter Invoice.to_s by default.
Add #pdf_name to ActsAsDocument.
Allow adding a name part in .pdf_name.
Use proper names for invoice PDFs.
Also transliterate name part in pdf_name.
Merge branch 'staging'

Conflicts:
	app/controllers/invoices_controller.rb