added tests for homepage mytale creation
adding logic for images in the users contollers
added new association in the user model to get images for the user
refactored controller with Liz's suggestions
Added js validation to gender selector
Merge pull request #83 from feministy/select_tag_validation

Select tag validation
Merge pull request #82 from feministy/pofile_page

Profile page
Merge branch 'master' of https://github.com/feministy/littlebooks into controller-tests
sessions controller tests with all tests passing