Account:: namespace simplifications and cleanup (#2110)

* Flatten Holding model

* Flatten balance model

* Entries domain renames

* Fix valuations reference

* Fix trades stream

* Fix brakeman warnings

* Fix tests

* Replace existing entryable type references in DB

test/fixtures/entries.yml

@@ -4,7 +4,7 @@ valuation:
   amount: 4995
   currency: USD
   account: depository
-  entryable_type: Account::Valuation
+  entryable_type: Valuation
   entryable: one
 
 trade:
@@ -13,7 +13,7 @@ trade:
   amount: 2140 # 10 shares * $214 per share
   currency: USD
   account: investment
-  entryable_type: Account::Trade
+  entryable_type: Trade
   entryable: one
 
 transaction:
@@ -22,7 +22,7 @@ transaction:
   amount: 10
   currency: USD
   account: depository
-  entryable_type: Account::Transaction
+  entryable_type: Transaction
   entryable: one
 
 transfer_out:
@@ -31,7 +31,7 @@ transfer_out:
   amount: 100
   currency: USD
   account: depository
-  entryable_type: Account::Transaction
+  entryable_type: Transaction
   entryable: transfer_out
 
 transfer_in:
@@ -40,5 +40,5 @@ transfer_in:
   amount: -100
   currency: USD
   account: credit_card
-  entryable_type: Account::Transaction
+  entryable_type: Transaction
   entryable: transfer_in

test/fixtures/taggings.yml

@@ -1,10 +1,10 @@
 one:
   tag: one
   taggable: one
-  taggable_type: Account::Transaction
+  taggable_type: Transaction
 
 two:
   tag: two
   taggable: one
-  taggable_type: Account::Transaction
+  taggable_type: Transaction