uPortal 5.2.3

Changelog

Fixes

• Resolved portlet import issues when using Oracle 12 database (#1323)
• Correctly use groupTreeSeparator option in Smart Ldap Group Store (#1314)
• Resolve stack overflow error running web components in IE11 (#1317)

Other Updates

• Unit test updates (#1316)
• Update gradle to version 4.10 (#1324)
• Update spring fox swagger to version 2.9.2 (#1313)
• Update groovy to version 2.5.2 (#1312)
• Update easymock to version 3.6 (#1311)
• Update Node.js to version 10.9.0 (#1310)
• Update AWS Java SDK to version 1.11.390 (#1309)