Added all the enrichments for 0.9.6
Adding first draft of the campaigns enrichment (https://github.com/snowplow/snowplow/issues/402)
Moved "required" field to correct level
Removed unneeded comma
maxmindDatabase is now an enum
Added: com.snowplowanalytics.snowplow/referer_parsing/jsonschema/1-0-0
internalDomains can now be an empty array
Renamed referer_parsing -> referer_parser
Corrected referer_parser name field
Moved referer_parser schema jsonschema subfolder
Renamed ip_to_geo -> ip_lookups and added extra database fields
Updated description
Added netspeed as a type of ip_lookup
Finalized date
Removing again