[GitHub] [zeppelin] huage1994 opened a new pull request #4279: [ZEPPELIN-5612] Upgrade junit 4 to 5

huage1994 opened a new pull request #4279: URL: https://github.com/apache/zeppelin/pull/4279 ### What is this PR for? 1. Upgrade junit 4 to 5, then we can write junit 5 tests and migrate junit 4 tests to 5. 2. Run the existing junit 4 tests on Junit 5 engine. ### What type of P

[jira] [Created] (ZEPPELIN-5621) add configuration of tmp_path to store compiled files like scala_shell_tmp-xxx.jar

vmaster.cc created ZEPPELIN-5621: Summary: add configuration of tmp_path to store compiled files like scala_shell_tmp-xxx.jar Key: ZEPPELIN-5621 URL: https://issues.apache.org/jira/browse/ZEPPELIN-5621