Change Users controller to contain has_many :galleries.

*Allows users to own multiple separate galleries.
*Added foriegn key to users table to
Modify schema to disallow nulls
Add feature to limit edit link on galleries show page to owner only

Create conditional statement to only display the edit gallery and add new image features only to the user who owns them.
WIP
Unnest image edit/update from galleries
Add image show page

*Click on image to edit image
*Add image show page
Fix show images page
Add comments on images

*Add comments box
*post comments to image
*order comments by most recent
Add group table and create group feature

*Create group table with id, name, description
*Add link to create group on  appllication layout page
*Create form to for groups new
Iterate group to display on group page
Add groups and group checkboxes for each image
Add group selections from checkboxes to database
Refactored existing code

*Modify group membership to be nested under groups
*Fix routes to new session page to allow sign up and sign in
Add Like and Unlike feature
Add like and unlike features
Refactor liked?
Add tag image feature

*Add feature to create a new tag
*Add feature to display all tags on images show page
*Add feature to display all tags together
*add feature to assign a tag to an image
Add link to individual tag, display all images tagged
Add uniqueness validation to TagModel

*Modify Tag controller to allow for uniqueness validation
*Add link_to groups to images show page for easier usability
Modify images show page for more organized display

*Add div tags where appropriate