Transfer and Payment auto-matching, model and UI improvements (#1585)

* Transfer data model migration

* Transfers and payment modeling and UI improvements

* Fix CI

* Transfer matching flow

* Better UI for transfers

* Auto transfer matching, approve, reject flow

* Mark transfers created from form as confirmed

* Account filtering

* Excluded rejected transfers from calculations

* Calculation tweaks with transfer exclusions

* Clean up migration

test/fixtures/account/entries.yml

@@ -31,8 +31,6 @@ transfer_out:
   amount: 100
   currency: USD
   account: depository
-  marked_as_transfer: true
-  transfer: one
   entryable_type: Account::Transaction
   entryable: transfer_out
 
@@ -42,7 +40,5 @@ transfer_in:
   amount: -100
   currency: USD
   account: credit_card
-  marked_as_transfer: true
-  transfer: one
   entryable_type: Account::Transaction
   entryable: transfer_in

test/fixtures/account/transfers.yml

@@ -1 +0,0 @@
-one: { }

test/fixtures/transfers.yml

@@ -0,0 +1,3 @@
+one:
+  inflow_transaction: transfer_in
+  outflow_transaction: transfer_out