NIFI-6323 Changed URLs for splunk.artifactoryonline.com to use HTTPS (certificate validity warning in browsers, but command-line connection using openssl s_client is successful).
NIFI-6323 Changed URLs for XMLNS schema locations to use HTTPS (the XMLNS and schema identifier remain http:// because they are not designed to be resolvable).
NIFI-6323 Fixed Maven XML schema descriptor URLs.
This closes#3497
using per-record flowfiles
NIFI-4428: Added initial L&N, fixed dependency hierarchy
NIFI-4428: Exposed additional ZK properties
NIFI-4428: More work to reduce dependencies in Druid artifacts
NIFI-4428: Removed inaccessible attribute
NIFI-4428: Fixed typo in property description
NIFI-4428: Updates to Druid NAR L&N
NIFI-4428: Updated LICENSE to refer to ICU License for icu4j