import xml files, work in progress
change company1 taxcode to make tests pass
Merge branch 'master' into import_xml_invoices

Conflicts:
	app/models/invoice.rb
tests import invoice from xml, use nokogiri
fix file_name and original on import_from_xml
translations
fix translation
Merge branch 'master' into import_xml_invoices
import invoice lines from facturaE xml
import taxes with name, percent and category
Merge branch 'master' into import_xml_invoices
import more facturae32 fields
import bank info from facturae xml
Merge branch 'master' into import_xml_invoices

Conflicts:
	app/controllers/invoices_controller.rb
Merge branch 'master' into import_xml_invoices
don't crash when currency has no symbol
fix last commit
don't show 'save and send' button on templates and drafts, closes #4358
don't show 'save and send' button on templates and drafts, closes #4358
prevent crash