Delete unused cumulusrdf jar/war
Fix CumulusRDFApplication

- Start in just one location.
- If try to start in two, then CassandraDatacenter complains
  (because of super DynamicClusterImpl.start)
Remove qpid-test-plugin.jar binary

- Download it instead
- Note the test is disabled because was written for a really old qpid
Regenerate RebindCatalogEntityTest’s binary

- Regenerate brooklyn-AppInCatalog.jar so that it includes
  its source.
- Also adds .txt file to explain it
Add .txt files to explain binary files
Regenerate OSGi bundle hello-world.jar to contain source
Fix DynamicWebAppClusterTest

- Timeout of 1 second meant it was failing in apache jenkins
  sometimes, so remove the custom timeout and rely on the default.
- Also tidies code
Merge and close #295