killbill-memoizeit

[maven-release-plugin] prepare release killbill-0.20.7

pom.xml: updates for release 0.20.7 https://github.com/killbill/killbill/releases/tag/killbill-0.20.7 Signed-off-by: …

Kill Bill core team <contact@killbill.io>

Merge pull request #1112 from killbill/fix-for-1110-master Fix …

for #1110

catalog, beatrix. Add new test to verify new logic on plan change …

and fix issue in catalog. See #1110

catalog: Continue cleanup from 2abcec09423e5 on test TestVersionedCatalog. …

See#1110.

Note that TestVersionedCatalog test the catalog apis directly, and not the way we invoke apis, therefore it is not affected by the change introduced on ac82838d2704f

subscription: Change the way we invoke catalog in change plan …

scenario to use latest catalog version. See #1110.

catalog: Refactor TestVersionedCatalog to make it more clear

Merge pull request #1094 from beccagaspard/add_payment_method_with_control_null_pointer_fix Fix …

for NPE when `paymentMethodProps.getProperties()` returns null.

Guard against NPE in PluginProperties::merge. Return empty …

list instead of null when there are no PluginProperties in PaymentMethodJson.

Fix for NPE when `paymentMethodProps.getProperties()` returns …

null.