Merge pull request #2 from myahmad/master

Added utility methods to HIndexedTable and new tests in Test.
Add multi-column index support -- still bugs
fixed bugs for createIndex, deleteIndex, executeIndex for multiColumn
indexing
Merge branch 'master' of
https://github.com/kestefanie/0.96-inmem-indexed-client.git

Conflicts:
	src/ca/mcgill/distsys/hbase96/inmemindexedclient/HIndexedTable.java
	src/ca/mcgill/distsys/hbase96/inmemindexedclient/Test.java
Major re-write of tests with new interface; more extensive tests added.
Interface definition and major refactoring.