1) Fix logic for user show page only allow males to view females.
2) Add more unit tests
3) Add prof_photo(photos) method that just gets users profile photo given an array of photos
4) modified routes to be able to delete nudge created nudge_delete method with own path
5) fixed some tests that were failing due to new logic put in were women can only post to men's wall
1) Added some styling
2) styled devise log ins
3) Made it so nav bar only appears when logged in
fixed tests
Merge pull request #14 from Nickmclaughlin/fix_logic

1) Fix logic for user show page only allow males to view females.