added dropbox_sdk gem
created dropbox_helper
created test route for saving to dropbox
add user content to .gitignore
add basic code for dropbox uploads
add upload status to enclosures table
added upload_status column to enclosures
include the right files
add upload_status updates to enclosure during upload
remove test code
Merge pull request #12 from schbetsy/save_to_dropbox

Save to dropbox
include sidekiq and redis
enclosure should know who its user is
move dropbox saving code to a sidekiq worker
add upload method to feed.rb
Merge pull request #13 from schbetsy/upload_in_background

Upload in background
settled merge conflicts
finished settling merge conflicts