Merge branch 'master' of https://github.com/hiranya911/mdcc
Merge branch 'master' of https://github.com/hiranya911/mdcc
fixes to TestClient. Implemented GradesClient.
Merge branch 'master' of https://github.com/hiranya911/mdcc

Conflicts:
	core/src/main/java/edu/ucsb/cs/mdcc/txn/TestClient.java
Merge pull request #14 from mikeagun/master

Grades Client