CAMEL-5358: Fixing camel-castor to work in OSGi.

git-svn-id: https://svn.apache.org/repos/asf/camel/branches/camel-2.9.x@1436444 13f79535-47bb-0310-9956-ffa450edef68
CAMEL-5968 Set thread context classloader to bundle classloader for route commands, consolidate route commands code

git-svn-id: https://svn.apache.org/repos/asf/camel/branches/camel-2.9.x@1436456 13f79535-47bb-0310-9956-ffa450edef68