[Enhancement] Filter media based on min and/or max duration (#356)

* Added duration limits to source model

* Added duration limits to source form

* Added validation for min/max amounts

* Added duration checks to pending query

* Moved min/max filters up in source form

* Removed debugger

lib/pinchflat_web/controllers/sources/source_controller.ex

@@ -62,6 +62,7 @@ defmodule PinchflatWeb.Sources.SourceController do
           | id: nil,
             uuid: nil,
             custom_name: nil,
+            description: nil,
             collection_name: nil,
             collection_id: nil,
             collection_type: nil,