Prototype catalog for usage brainstorming
usage.xml example definition
Merge branch 'master' into usage
Merge remote-tracking branch 'origin/master' into usage
Rename usage.xml and remove unecessary usages sections
Initial chnage for catalog xml to suppport usage billing
Fix catalog tests after introducing new sections for usage
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Usage catalog (ongoing proposal changes)
Introduction of catalog recurring BillingMode
Fix usage xml definition -- introducing blocks