added a themes controller
fixed controller test class naming and added index tests
added themecontroller#show spec
Now using different s3 credentials for different environments
Merge branch 'master' of https://github.com/tsabend/commonlit into flickr_spike
moved carousel styling to independent stylesheet
restyled the flickr widget
added accordian menu
images can be selected and unselected
carousel is hidden when not in use
carousel is hidden when not in use
refactored the flickr behavior into a flickr class
moved flickr routes to their own controller
changed conditionals to allow nesting
removed flickraw
refactored to work with partials
using contexts to differentiate multiple widgets on one page
fixed image url for paperclip to flickr interaction
removed routes for flickr
added a module for addings images to imageable objects