* [WIP] Got query kinda working, now to refactor other queries
* Refactored all query methods to use dynamic snippets
* Refactored tab layout to grab tabs by name
* Removed standalone show buttons from in-app tables
* Removed unneeded comment
* 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
* Namespaced notification modules under lifecycle
* Added a JSON encoder for all the main model types
* Added startup task to create user script file
* Hook up user script event to media download
* Hooked up media deletion user script
* Added jq to docker deps
* Updated README
Kieran