// smarter cleanup
// minor parser fix
new invoice tests
added option to set tax breakdown display pref
new option tax_breakdown_on_invoices for invoice runner
// strict standards
// use 127.0.0.1 to connect to selenium, as told by the server
added free shipping setting
added more options to the carrier section of the invoice runner
ability to execute curl requests with the current browser's cookies preset
added utility function to write test artefacts
invoicer now dumps pdfs