created event model with scaffold. Included migration file
removed pending tests from helper_spec files
added validation for event model
added manyrelationship table and added relationship definitions in models
added relationship test in event spec
fixed event controller spec. needed date field for tests
Removed auto generated files and comments
Removed auto genereated files and comments
Merge pull request #6 from fullstacktalks/tm/event_model

Add Event Model