added rspec folder structure, and appropriate gems for rspec tetsting
rspec validation tests for User, recipe, category and tag
added model validation rspec tests, and recipescontroller tests, recipes#create not passing test
finished recipecontroller tests, started users
finished recipe tests, updated routes to include no user rooted routes
removed user tests since there are no routes to test
Merge pull request #12 from megsandman/cgd-rspec

Cgd rspec