Fixed faulty user tests
- Gave a password limit to Faker password data in User factory
- Refactored User spec to use Factory Girl
- Added test to User spec to test for password min length of 6
Added presence validation for first_name and last_name
Working LocationPin model validations. All passing.
Added validations for :password
- Added presence validation
Edited tests for User
- Took out name tests, added test for empty password input
Merge branch 'master' of https://github.com/spring-peepers-2014/TravelBlog into bug/user_spec
Merge pull request #128 from missingno15/bug/user_spec

Looked good to me