killbill-memoizeit

Fix TestResource#deleteCatalog to use 0.19 context functions

Merge branch 'master' into work-for-release-0.19.x

Provide new convenient endpoint to delete erroneous per-tenant …

catalog (available in test mode only). See https://github.com/killbill/killbill/issues/722.

The new endpoint is implemented on the TestResource: DELETE /1.0/kb/test/catalog
In addition, change default value for when creating new tenant so as to not have the default KB catalog.

Return first catalog version (if any) for effectiveDate in …

the past. See https://github.com/killbill/killbill/issues/760

invoice: Add simple usage test to highlight matching simple …

case with TOP_TIER/ALL_TIERS policies

Fix issues with merge 5f6c9c50

Merge remote-tracking branch 'origin/master' into work-for-release-0.19.x

[maven-release-plugin] prepare for next development iteration

[maven-release-plugin] prepare release killbill-0.18.9

invoice: Rework the logic for invoice/account balance. See …

#749

This change is mostly about writing new test cases for balance computation (DRAFT, WRITTEN_OFF or migrated invoices) and refactoring the code is such a way that it is is easier to understand how to handle such case in each of this specific situations. As a side effect the logic is now more spread throughout the code, but this is precisely because each case may need to have custon logic.