Added snaphot operation handler (CompareWithSnapshot class)
Snapshot replay and unit-test
resolved merge conflicts
Resolved conflicts with master after messing up repo with push --force

Merge branch 'UnitTestBranch'

Conflicts:
	edu.oregonstate.cope.eclipse.operations/META-INF/MANIFEST.MF
	edu.oregonstate.cope.eclipse.operations/src/edu/illinois/codingtracker/operations/OperationDeserializer.java
	edu.oregonstate.cope.eclipse.operations/src/edu/illinois/codingtracker/operations/starts/LaunchedApplicationOperation.java
added test for project loader
Merge pull request #3 from altern/master

Added snaphot operation handler (CompareWithSnapshot class)