[FEATURE] Cygnus acceptance tests
[DELETE] selenium server standalone of the repository
Merge branch 'develop' of https://github.com/telefonicaid/fiware-connectors into features/cygnus_acceptance_Test

# By frbattid (65) and others
# Via Francisco Romero (30) and others
* 'develop' of https://github.com/telefonicaid/fiware-connectors: (100 commits)
  Fix issues raised during code review
  Modigy the README and the template in order to explain the multi-namenode support
  Delete unnecessary HttpFSBackend and WebHDFSBackend, now we use HDFSBackendImpl
  Modify the tests according to the multi-namenode support
  Support multi-namenode configuration
  Fix the hive host read
  Add a hive host parameter
  add a hive host parameter
  Add a hive host parameter different than the namenode host
  Fix issues raised during code review
  Add a purge mechanism for the CKAN cache when a resource is not cached in column mode
  Fix issues raised during code review
  Add the timestamp Flume interceptor to the configuration template
  Document the new timestamping method
  Use the timstamp Flume interceptor
  Rollback regarding the double quotes when obtaining an attribute value
  Rollback regarding the double quotes when obtaining an attribute value
  Fix a bad debug trace
  Fix the double quotation in the attrValues
  Fix the resources list discovery
  ...
[FEATURE] cygnus - ckan per column. Acceptance tests.
[DELETE] ckan.feature, it has divided into two features: ckan_row and ckan_col
[ADD] step.py per ckan
[FEATURE] mysql per column acceptance tests
[FEATURE] hadoop per row acceptance tests
[MODIFY] some tests
Merge branch 'develop' of https://github.com/telefonicaid/fiware-connectors into features/cygnus_acceptance_Test

# By frbattid
# Via Francisco Romero (3) and others
* 'develop' of https://github.com/telefonicaid/fiware-connectors:
  Delete the jetty server attribute from OrionRestHandler
  Split into two different tamplates the basic usage and the load balancing usage
  Add a CygnusLog class which extends Logger from log4j
  Identify the author of the the log traces
  Add to the configuration template a round robin-based load balancing among two sinks
  Document how to configure a round robin-based load balancing among two sinks
  Fix issues raised during code review
  Add an utility function for getting the last git commit
  Implement a simple management interface
  Get the last git commit when compiling the code
  Document the management interface and the management port configuration
  Delete unnecesary white spaces
  Fix the exceptions trown by MySQL sink
  Fix issues raised during code review
  Fix the behaviour when trying to create elements in a deleted but not purged state
[ADD] verification hadoop version
[ADD] new acceptance tests
[FIX] uncommented lines
[FEATURE] cygnus mocks
Adapt the NGSI examples, sending a fiware-servicePath header
Add a fiware-servicePath-based example to the matching table file
Modify the DestinarionExtractor in order it works with the fiware-servicePath
Process the notified fiware-servicePath header at OrionRestHandler class
Document the use of fiware-servicePath both in the README and the configuration template
Adpta the tests to the fiware-servicePath