refactor to use schema version
use schema v1.1 with validation off
validation for schema v1.1
make json parse a little robuster
indicate source schema version
deal with deleted collection
update schema with lastest changes
add publisher hierarchy
minor change. convert tab to spaceswq
add some extra fields to resource for schema 1.1
check for invalid schema version
put catalog info into dataset; refactor schema check a little bit
report error for collection of collection
do extras-publisher_hierarchy only for scahme 1.1
add accessURL for resource as extra if necessary
no mailto: in the email address
no hash reset for existing schema 1.0 json dataset