Remove the prefix_name parameter usage from the MySQL and HDFS sinks
Adapt the tests for working without the naming_prefix parameter
Delete the naming prefix max lenght constant
Delete the namig_prefix for HDFS and MySQL in the configuration examples
Remove additional references to the prefix_name parameter
Merge branch 'develop' into backlog/224

Conflicts:
	flume/README.md
	flume/src/main/java/es/tid/fiware/fiwareconnectors/cygnus/sinks/OrionHDFSSink.java
	flume/src/main/java/es/tid/fiware/fiwareconnectors/cygnus/sinks/OrionMySQLSink.java
Merge branch 'develop' into backlog/224
[DELETE] cygnus prefix in properties.json.base
[FEATURE] retries in hadoop acceptance test
Merge pull request #231 from telefonicaid/backlog/224

backlog/224
[FIX] changes in mysql and ckan tools
[ADD] info about properties.json file
 [CHANGES] in properties.josn and README.md
[DELETE] comment line in notification.py
[MODIFY] line in README:md
Merge pull request #250 from telefonicaid/feature/retries_hadoop_tests

Feature/retries hadoop tests
Merge branch 'develop' into backlog/230