push receipt to device
Merge pull request #594 from nickdesaulniers/pushReceipts

push receipt to device
Stop injecting b2g.css twice. Do not inject b2g.css manually but keep using browser content stylesheet. Update b2g.css to match very last version.
push array of receipts instead of single receipt
Merge pull request #607 from nickdesaulniers/master

push array of receipts
Merge pull request #550 from ochameau/content-css

Stop injecting custom b2g content stylesheet thanks to bug 874984. Fixes #495