Fixed issues in Phoenix

This section lists the issues that have been fixed since the previous version.

CDPD-10532: Update Log4j to address CVE-2019-17571

Replaced Log4j with an internal version to fix CVE-2019-17571.

CDPD-11333: Update Netty in Phoenix-Hive connector

Updated Netty to 4.1.47.Final to fix CVEs in previous versions.

CDPD-10452: Exclude ZooKeeper and Guava from Curator in Phoenix

Harmonize dependencies within CDP.

CDPD-10312: Update Scala version for Phoenix

Scala version updated to 2.11.12. Harmonize dependencies within CDP.

CDPD-7371: Phoenix - Upgrade to Jetty 9.4.26 to avoid CVEs

Phoenix now uses Jetty 9.4.26, which addresses the following CVEs: CVE‑2017‑7656, CVE‑2017‑7657,CVE‑2017‑7658, CVE‑2018‑12536, CVE‑2017‑9735, CVE‑2019‑10247.