Changed wording so the configuration jar no longer referred to release 2.2.1.0, but rather the latest release.
Added comment regarding using latest versions.
Upgrade log4j version 2.16.0 to mitigate CVE-2021-44228, CVE-2021-45046
Updated Using ESAPI with SLF4J (markdown)
Created Using ESAPI with SLF4J (markdown)