Merge pull request #2 from jmyers0022/implement_questions

updated spec helper to accomodate new gems
Merge pull request #3 from jmyers0022/implement_questions

updated spec helper typo
added user model migration
added user model and test files
Update spec_helper.rb
added user validation tests
ran user migration
added user validation tests for password and password digest
added controllers folder and user controllers test file
added user controller file
added user controller and user controller spec files
Merge pull request #4 from jmyers0022/user_auth

User auth
merged questions from remote & fixed merge comflicts
removed user_id as mass assignable entity