Shutdown the thread pool when the test is over
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Key: CAMEL-4042
URL: https://issues.apache.org/jira/browse/CAMEL-4042
Project: Camel
Issue Type: Improvement
Components: tests
Reporter: Willem Jiang
Assignee: Willem Jiang
Fix For: 2.8.0
The thread size will keep increasing when we run the tests of camel.
After digging the code for a while I found there are lots of thread pool are
never shutdown when the test is over.
We should release these resources after running test.
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