Dashboard View and Calculations (#521)

* Handle Turbo updates with tabs

Fixes #491

* Add Filterable concern for controllers

* Add trendline chart

* Extract common UI to partials

* Series refactor

* Put placeholders for calculations in

* Add classification generated column to account

* Add basic net worth calculation

* Add net worth tests

* Get net worth graph working

* Fix lint errors

* Implement asset grouping query

* Make trends and series more intuitive

* Fully functional dashboard

* Remove logging

app/models/period.rb

@@ -22,4 +22,10 @@ class Period
     ]
 
     INDEX = BUILTIN.index_by(&:name)
+
+    BUILTIN.each do |period|
+        define_singleton_method(period.name) do
+            period
+        end
+    end
 end