added hadoop and hbase benchmark code
Merge branch 'master' of github.com:Stratio/queries-spark-benchmark

Conflicts:
	src/main/java/com/stratio/deep/benchmark/BenckmarkConstans.java
	src/main/java/com/stratio/deep/benchmark/cassandra/hadoop/CassandraDriver.java
	src/main/java/com/stratio/deep/benchmark/cassandra/hadoop/filter/map/CassandraPageCountFilterMapper.java
	src/main/java/com/stratio/deep/benchmark/hbase/hadoop/HBaseDriver.java
	src/main/java/com/stratio/deep/benchmark/hbase/hadoop/filter/map/HbasePageCountMapper.java
	src/main/java/com/stratio/deep/benchmark/hbase/spark/HbaseDriver.java
	src/main/java/com/stratio/deep/benchmark/hbase/spark/filter/FunctionFilterSpark.java
	src/main/java/com/stratio/deep/benchmark/hbase/spark/group/GroupFunction.java
	src/main/java/com/stratio/deep/benchmark/hbase/spark/map/MapPageCountFunction.java
	src/main/java/com/stratio/deep/benchmark/hbase/spark/map/MapRevisionFunction.java