SHARK-138: JoinOperator outputs result of standard objects.
Add a test case for SHARK-138.
use blockmanager to get values in small table
use blockmanager to get values in small table updated
set storagelevel MEM_AND_DISK  and remove blocks after get values in them
set storagelevel MEMORY_AND_DISK  and remove after get values
Made TablePartition Java serializable.
TablePartition also serializable even when DirectByteBuffer's are used.
type
work with 0.3.0-SNAPSHOT Tachyon
Merge pull request #98 from shimingfei/master

Shark-146 map join fails due to task result bigger than Akka frame size
Added a duplicate method for ByteBufferReader.
Support dropping tables + make sure upsert has the right storage levels that reflect the cached table storage levels
More tests + small coding style fixes
Fix test, was not creating a cached table correctly
Code Review updates
Fixed the compilation error because of Spark's unpersist API change.
Bug Fix: getTableName is case sensitive whereas cached RDD key is not. Need to handle this
Spacing cleanup
Merge pull request #104 from harsha2010/droptbl

Support dropping cache tables