Create Account via Application resource without needing a Directory href
Minor change to request implementation technique
Merge pull request #19 from stormpath/create_account_via_application_resource

Create Account via Application resource without needing a Directory href.  PR approved.
Merge branch 'dev' into createAppGroup and resolved conflicts.  This merge picks up 'create app account' functionality as well.

Modified minor implementation details, added JavaDoc, and added integration tests.