[incubator-livy] branch master updated: [LIVY-513][LIVY-517][TEST] Fix SessionHeartbeatSpec flakiness, occasional NPE

This is an automated email from the ASF dual-hosted git repository. vanzin pushed a commit to branch master in repository https://gitbox.apache.org/repos/asf/incubator-livy.git The following commit(s) were added to refs/heads/master by this push: new 8c7f03b [LIVY-513][LIVY-517][TEST] Fix

[incubator-livy] branch master updated: [LIVY-572] Avoid usage of spark classes in ColumnBuffer

This is an automated email from the ASF dual-hosted git repository. vanzin pushed a commit to branch master in repository https://gitbox.apache.org/repos/asf/incubator-livy.git The following commit(s) were added to refs/heads/master by this push: new 1c914a1 [LIVY-572] Avoid usage of spark