Added DataCache, JDBCBasedCache Operator and its test case
Kafka partitionable operator benchmark app #245
Updating pom.xml references to DataTorrent 0.9.0 release
Removing unused dependency and changing default daemon port to 9090.  Fixes #300
Merge branch 'DataCache-0.9' of https://github.com/chandnisingh/Malhar
Added license #303
Added guideline to use apache 2.0 license specification.
1 Fix simple kafka consumer performance bug
2 Use Yammer metric to monitor the throughput of the consumer
3 Refine the kafka broker monitor thread (use ScheduledService and give
a name for the thread)
Merge pull request #301 from sashadt/webapps_fix

Removing unused dependency and changing default daemon port to 9090.
fixes #307
Merge branch 'master' of https://github.com/siyuanh/Malhar into siyuanh-master
Merge pull request #308 from gauravgopi123/github-307

fixes #307
Merge branch '0.9-kafkabenchmark' of https://github.com/siyuanh/Malhar into siyuanh-0.9-kafkabenchmark
Fixing default redis listen ports to 6379.  Fixes #309
Merge pull request #310 from sashadt/webapp_port_fix

Fixing default redis listen ports to 6379.  Fixes #309
fixes #314
Merge pull request #315 from gauravgopi123/github-314

fixes #314