8176176: fix @modules in jdk_svc tests
Reviewed-by: shurailine, sspitsyn

8078896: Add @modules as needed to the jdk_svc tests
Reviewed-by: alanb, mchung

8078334: Mark regression tests using randomness
Reviewed-by: xuelei, alanb

6809322: javax.management.timer.Timer does not fire all notifications
Summary: Some notifications get dropped due to ConcurrentModificationException thrown in Timer.notifyAlarmClock() method.
Reviewed-by: dholmes, rbackman
Contributed-by: jaroslav.bachorik@oracle.com

7044203: Missing @test tag in test/javax/management/timer/StartTest.java
Summary: Add tag
Reviewed-by: alanb

6659215: javax.management.timer.Timer frequently fails to start
Summary: Copy array to avoid ConcurrentModificationException
Reviewed-by: dcubed, alanb