Merge branch 'release/version-0.3.3' into develop
[stratio-deep release finish] next snapshot version 0.3.4-SNAPSHOT
fixed several sonar violations
fixed several sonar violations
fixed issue #5
added mongodb test
mongodb integration with deep cell
added cell tableName
added: filter query, sorting, fields to be returned.
Fix class for logger
Change to specific type for Cassandra config
Merge branch 'release/version-0.3.3' into develop

Merge last changes on deep-examples from 0.3.3 branch
Refactored com.stratio.deep.entity.Cells to handle cells belonging to multiple tables
Merge branch 'develop' of github.com:Stratio/stratio-deep into develop

# By Emmanuelle Raffenne
# Via Emmanuelle Raffenne
* 'develop' of github.com:Stratio/stratio-deep:
  Change to specific type for Cassandra config
  Fix class for logger
JavaDoc improvements
new configutarion paremeters added
Merge branch 'develop' into mongodb-deep-cells

Conflicts:
	deep-commons/src/main/java/com/stratio/deep/entity/Cell.java
	deep-commons/src/main/java/com/stratio/deep/entity/Cells.java
	deep-commons/src/main/java/com/stratio/deep/utils/Utils.java
	deep-commons/src/test/java/com/stratio/deep/entity/CellTest.java
	deep-commons/src/test/java/com/stratio/deep/testentity/CellsTest.java
	deep-commons/src/test/java/com/stratio/deep/testutils/UtilsTest.java
	deep-core/src/test/java/com/stratio/deep/rdd/CassandraCellRDDTest.java
	deep-core/src/test/java/com/stratio/deep/rdd/CassandraJavaRDDTest.java
	deep-examples/src/main/java/com/stratio/deep/examples/java/WritingCellToCassandra.java
	deep-examples/src/main/scala/com/stratio/deep/examples/scala/WritingCellToCassandra.scala
fixed several sonar violations and improved javadoc
Merge branch 'mongodb-deep-cells' into develop

Conflicts:
	deep-commons/src/main/java/com/stratio/deep/entity/Cell.java
	deep-core/src/main/java/com/stratio/deep/config/DeepJobConfigFactory.java
fixed several README.md errors.