* WIP - moved plugs; set up a new token-protected route plug
* Added a route_token column to settings model
* Hooked up token_protected_route plug to database
* Hooked up new OPML route to UI; turned RSS and OPML feed buttons into links
* Docs, tests
* Added a note about the phoenix bug
* Format 'Scheduled At' in task table according to user's TZ
* Changed video preview layout to 1 column on all displays
* Made links in descriptions clickable
* Updated Copy JSON button to properly escape newline characters
* Added function for updating a media item's filepaths on-disk
* Added placeholder action to source page
* Turned the file sync into a job and properly hooked it up to the controller
* Added ability to specify overwrite behaviour when downloading media
* Added helper for redownloading media items
* renamed media redownload worker to disambiguate it from similarly named methods
* Added new redownload option to source actions dropdown
* Refactored MediaQuery to use a __using__ macro
* docs
