[CAMEL-7090] Migrated JGroups component from Camel Extra to ASF Camel.
CAMEL-7067: Use message headers instead of exchange properties.

Signed-off-by: Gregor Zurowski <gregor@zurowski.org>
CAMEL-7088: quartz component should close io stream.
CAMEL-7080 Fixed JDK6 build and unit test error
CAMEL-6623 Supporting to access the SQS which user don't have right to list, with thanks to Chris
CAMEL-6623 Fixed a simple CS error
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/camel
Fixed CS errors
CAMEL-7090 Added camel-jgroups feature
CAMEL-7090 Added camel-jgroups into release kit
CAMEL-7076 fixed the unit test error of ManagementExampleTest
Ignore the DnsDigEndpointTest as the out side service is broken
CAMEL-7096: The ObjectHelper#createIterator utility should properly adhere the java.util.Iterator contract.
CAMEL-7080: Do NOT copy&paste the Oracle licensed code inside the JDK (which could end up with legal issues) but better make use of the Camel own utilities. Removed the obsolete catch block (as the method signature is 'throws Exception' anyway). Also moved closing the stream into a finally block to avoid code-duplication.
CAMEL-7080: Fixed the failing unit-tests of camel-csv which was a side effect of the previous commit.
Upgraded to Infinispan 6.0.1.Final.
CAMEL-7097: Upgraded to jclouds 1.7.0.
CAMEL-7090: Added camel-jgroups to karaf tests.
[JGroups] Added Javadoc.
[JGroups] Removed obsolete empty line.