Recompile the B2/WS on openJDK 11 and test on SaaS 3700.9.0+

[cbeach47]

See details in: https://community.blackboard.com/thread/7492-updated-changes-to-java-jdk-and-impact-to-building-blocks-in-learn-saas

While this B2/WS is EOL in Q2 2020, the basic operations need to continue to function:

• Pull 2 LMS
• Push 2 LMS
• Find Uses
• Manage External Resources