added some validation and added date field
changed cucumber tests, each step either has definition in web_steps or index_steps, not fully implemented
added cucumber and rspec folders, updated gemfile to do the stuff
created spec files for user and appt controllers and models, in process of filling them in
changed cucumber tests, each step either has definition in web_steps or index_steps, not fully implemented
created spec files for user and appt controllers and models, in process of filling them in
made homepage redirect to users/index.html.erb.  still trying to figure out the damn tests
merging lewbranch