Upgrade pax-exam osgi integration test to support Karaf 2.2.0 feature.
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Key: CAMEL-3786
URL: https://issues.apache.org/jira/browse/CAMEL-3786
Project: Camel
Issue Type: Task
Reporter: Willem Jiang
pax-exam need to be 1.2.4
pax-runner need to be 1.6.1
Also need to update some features configure in the OSGi integration test.
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