Combined Letters and Images to one table so that they can be sorted by created_by date.
Styling Timeline with Bootstrap. Letters and Photos are in order, but need to be grouped.
A few changes to babies_controller and timeline template
Merge pull request #19 from jasonwhlaw/family_page_styling

Family page and user setting styling
Merge master
Merge pull request #18 from kshimatsu/gallery_1

Letters and Photos are sorted by created_at date