refactored TodosController #create to use todo factory and subject
todos require title and body
added ApplicationController spec file and tested #current_user
added specs to TodosController#edit
refactored TodosController#edit spec to use lets and subjects
refactored entire TodosController spec to use global lets for user and todo
added specs for #destroy, but commented out because weird error. all tests back to green
Merge pull request #4 from gregRV/user-can-create-todos

User can create todos