Merge pull request #12 from abmack/software-testing

added signup and register functionality as well as primitive test class
Added general purpose tear down method for deleting entities.

There was no way to cleanly remove citation (or any other entity). Added
delete function to entity base: removes all links so can delete safely,
then deletes.
finished viewTrustNetwork(Email)
added vewTrustNetwork() integration test in ViewNetwork.java
Merge pull request #13 from cherryn/software-testing

Added general purpose tear down method for deleting entities.
Merge pull request #14 from salter31/software-testing

finished viewTrustNetwork(Email)
Merge branch 'software-testing' of https://github.com/jamesmiller5/app into software-testing