Support updating receipts Issue #494
Merge branch 'master' of git://github.com/mozilla/r2d2b2g into updateReceipts
remove empty setTimeout 0
receipt test proper clean up and fail independently
fix nits around receipt update code
Unconditionally call cb to openHelperTab
better error message for corner case in test
onReady workaround for tabs
Merge pull request #578 from nickdesaulniers/updateReceipts

Update receipts