Merge pull request #61 from peterzd/photo_page

[chore]add image view page
[feature]my wall page show last updater of the photo
Merge pull request #62 from peterzd/my_wall_last_updater

[feature]my wall page show last updater of the photo
[chore]update my_cards page
[chore]extract user_profile_pics page for page
[feature]introduce Draper to extract view helpers
Merge pull request #64 from peterzd/my_cards_pge

My cards pge
[chore]new photo  show page
[chore]list likers
[chore]comment anchor
[chore]clean style.css file
[chore]make smoothScroll work