Merge pull request #3 from stephenjust/uc-tests

Added testcase for UC1 - Add a Question.
Added testcase for UC1 - Add a Question.
Fix View reference to point to IView interface.
Add testcase for UC-3
Merge pull request #4 from stephenjust/uc-tests

Add testcase for UC-3
changed Image attributes, added ImageTest
added image to answer, small test
added test of question
minor updates to Image class
added Comment class
added getters to Comment
added fields to Question constructor
fixed naming of attributes
added image tests, datamanager test class
added shell tests to datamanager
added shell remotedatastore tests
added remote datastore tests
small fix to remotetest
added shell tests
added cute puppy for image test