Add avro generated java class for DbPageLinkCounts
Add avro generated java class for DbPage
Add avro generated java class for DbLinkLocationList
Add avro generated java class for DbLinkLocation
Add avro generated java class for DbLabelForPageList
Add avro generated java class for DbLabelForPage
Add avro generated java class for DbLabel
Add avro generated java class for DbIntPair
Add avro generated java class for DbIntList