killbill-uncached

invoice: (controversial) Add details for consubale usage …

even when past details are abstent

invoice: Removed unsued String.format in Preconditions.checkState

invoice: Remove unused methods in ContiguousIntervalUsageInArrear

invoice: Fix json deserialization for consumable details …

(new json)

invoice: Fix generation and usage details for CAPACITY mode …

to reflect new JSON -- and fix tests accordingly

invoice: Park acccount when we detect missing usage from past …

period

invoice: Fix bad imports

invoice: Refactor usage code to extract CONSUMABLE and CAPACITY …

-- code maintainability

invoice: Rework usage detail 1. Modify json to make it different …

for capacity and consumable (otherwsie fields get too confusing)
2. Remove reconcialation logic; instead implement late usage data scenario by passing existing usage into existing logic -- to ensure correct tier amount/pricing is invoked

Code is stable'ish but needs major refactoring

invoice: Fix issue for usage detail computation prevously …

billed items don't have the details. See #839

+ code comments