account: storage, processing and method on balances update (#916)

* account: update account storage, retrieval and implement alert functionality when a currency change occurs.

* account: Add cancel channel

* account: remove old code

* account: don't embed mutex

* Update exchanges/account/account.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/account/account.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/account/account.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* account: addr nits

* account: Pull out test into indiv.

* account: Add test for update method

* account: add no change to test

* Update exchanges/account/account.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* glorious: nits

* account/portfolio: differentiate between asset type segregation and default to spot holdings.

* glorious: nits

* thrasher: nit

* ticker: fix spelling

* Update engine/portfolio_manager.go

Co-authored-by: Adrian Gallagher <adrian.gallagher@thrasher.io>

* thrasher: nits

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>
Co-authored-by: Adrian Gallagher <adrian.gallagher@thrasher.io>

gctscript/wrappers/validator/validator.go

@@ -196,7 +196,8 @@ func (w Wrapper) AccountInformation(ctx context.Context, exch string, assetType
 		Exchange: exch,
 		Accounts: []account.SubAccount{
 			{
-				ID: exch,
+				ID:        exch,
+				AssetType: assetType,
 				Currencies: []account.Balance{
 					{
 						CurrencyName: currency.Code{