code: private boolean containsHpiJpi(Collection<String> bundledPlugins, String name) {
          return bundledPlugins.contains(name.replaceAll("\\.hpi",".jpi"))
                  || bundledPlugins.contains(name.replaceAll("\\.jpi",".hpi"));
      }
docs: /*
  contains operation that considers xxx.hpi and xxx.jpi as equal
  this is necessary since the bundled plugins are still called *.hpi