Feature: Implement funding rates, futures and coin margin (exchange API coverage) (#530)

* ALMOST THERE

* more api wips

* more api thingz

* testing n more api wipz

* more apiz

* more wips

* what is goin on

* more wips

* whip n testing

* testing

* testing

no keys

* remove log

* kraken is broken

ugh

* still broken

* fixing auth funcs + usdtm api docs

* wip

* api stuffs

* whip

* more wips

* whip

* more wip

* api wip n testing

* wip

* wip

* unsaved

* wip n testing

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* whip

* wrapper authenticated functions

* adding asset type and fixing dependencies

* wip

* binance auth wrapper start

* wrapper functionality

* wip

* wip

* wip

* wrapper cancel functions

* order submission for wrappers

* wip

* more error fixing and nits

* websocket beginning n error fix

* wip

* WOW

* glorious n shazzy nits

* useless nits

* wip

* fixing things

* merge stuffs

* crapveyor

* crapveyor rebuild

* probably broke more things than he fixed

* rm lns n other thangs

* hope

* please

* stop it

* done

* ofcourse

* rm vb

* fix lbank

* appveyor please

* float lev

* DONT ASK RYAN FOR HELP EVER

* wip

* wip

* endpoint upgrades continued

* path upgrade

* NeeeNeeeNeeeNeeeNING

* fix stuffs

* fixing time issue

* fixing broken funcs

* glorious nits

* shaz changes

* fixing errors for fundmon

* more error fixing for fundmon

* test running past 30s

* basic changes

* THX AGAIN SHAZBERT

* path system upgrade

* config upgrade

* unsaved stuffs

* broken wip config upgrade

* path system upgrade contd.

* path system upgrade contd

* path upgrade ready for review

* testing verbose removed

* linter stuffs

* appveyor stuffs

* appveyor stuff

* fixed?

* bugfix

* wip

* broken stuff

* fix test

* wierd hack fix

* appveyor pls stop

* error found

* more useless nits

* bitmex err

* broken wip

* broken wip path upgrade change to uint32

* changed url lookups to uint

* WOW

* ready4review

* config fixed HOPEFULLY

* config fix and glorious changes

* efficient way of getting orders and open orders

* binance wrapper logic fixing

* testing, adding tests and fixing lot of errrrrs

* merge master

* appveyor stuffs

* appveyor stuffs

* fmt

* test

* octalLiteral issue fix?

* octalLiteral fix?

* rm vb

* prnt ln to restart

* adding testz

* test fixzzz

* READY FOR REVIEW

* Actually ready now

* FORMATTING

* addressing shazzy n glorious nits

* crapveyor

* rm vb

* small change

* fixing err

* shazbert nits

* review changes

* requested changes

* more requested changes

* noo

* last nit fixes

* restart appveyor

* improving test cov

* Update .golangci.yml

* shazbert changes

* moving pair formatting

* format pair update wip

* path upgrade complete

* error fix

* appveyor linters

* more linters

* remove testexch

* more formatting changes

* changes

* shazbert changes

* checking older requested changes to ensure completion

* wip

* fixing broken code

* error fix

* all fixed

* additional changes

* more changes

* remove commented code

* ftx margin api

* appveyor fixes

* more appveyor issues + test addition

* more appveyor issues + test addition

* remove unnecessary

* testing

* testing, fixing okex api, error fix

* git merge fix

* go sum

* glorious changes and error fix

* rm vb

* more glorious changes and go mod tidy

* fixed now

* okex testing upgrade

* old config migration and batch fetching fix

* added test

* glorious requested changes WIP

* tested and fixed

* go fmted

* go fmt and test fix

* additional funcs and tests for fundingRates

* OKEX tested and fixed

* appveyor fixes

* ineff assign

* 1 glorious change

* error fix

* typo

* shazbert changes

* glorious code changes and path fixing huobi WIP

* adding assetType to accountinfo functions

* fixing panic

* panic fix and updating account info wrappers WIP

* updateaccountinfo updated

* testing WIP binance USDT n Coin Margined and Kraken Futures

* auth functions tested and fixed

* added test

* config reverted

* shazbert and glorious changes

* shazbert and glorious changes

* latest changes and portfolio update

* go fmt change:

* remove commented codes

* improved error checking

* index out of range fix

* rm ln

* critical nit

* glorious latest changes

* appveyor changes

* shazbert change

* easier readability

* latest glorious changes

* shadow dec

* assetstore updated

* last change

* another last change

* merge changes

* go mod tidy

* thrasher requested changes wip

* improving struct layouts

* appveyor go fmt

* remove unnecessary code

* shazbert changes

* small change

* oopsie

* tidy

* configtest reverted

* error fix

* oopsie

* for what

* test patch fix

* insecurities

* fixing tests

* fix config

cmd/gctcli/commands.go

@@ -725,13 +725,17 @@ func getOrderbooks(_ *cli.Context) error {
 var getAccountInfoCommand = cli.Command{
 	Name:      "getaccountinfo",
 	Usage:     "gets the exchange account balance info",
-	ArgsUsage: "<exchange>",
+	ArgsUsage: "<exchange> <asset>",
 	Action:    getAccountInfo,
 	Flags: []cli.Flag{
 		cli.StringFlag{
 			Name:  "exchange",
 			Usage: "the exchange to get the account info for",
 		},
+		cli.StringFlag{
+			Name:  "asset",
+			Usage: "the asset type to get the account info for",
+		},
 	},
 }
 
@@ -746,11 +750,21 @@ func getAccountInfo(c *cli.Context) error {
 	} else {
 		exchange = c.Args().First()
 	}
+	var assetType string
+	if c.IsSet("asset") {
+		assetType = c.String("asset")
+	} else {
+		assetType = c.Args().Get(1)
+	}
 
 	if !validExchange(exchange) {
 		return errInvalidExchange
 	}
 
+	if !validAsset(assetType) {
+		return errInvalidAsset
+	}
+
 	conn, err := setupClient()
 	if err != nil {
 		return err
@@ -760,7 +774,8 @@ func getAccountInfo(c *cli.Context) error {
 	client := gctrpc.NewGoCryptoTraderClient(conn)
 	result, err := client.GetAccountInfo(context.Background(),
 		&gctrpc.GetAccountInfoRequest{
-			Exchange: exchange,
+			Exchange:  exchange,
+			AssetType: assetType,
 		},
 	)
 	if err != nil {
@@ -774,13 +789,17 @@ func getAccountInfo(c *cli.Context) error {
 var getAccountInfoStreamCommand = cli.Command{
 	Name:      "getaccountinfostream",
 	Usage:     "gets the account info stream for a specific exchange",
-	ArgsUsage: "<exchange>",
+	ArgsUsage: "<exchange> <asset>",
 	Action:    getAccountInfoStream,
 	Flags: []cli.Flag{
 		cli.StringFlag{
 			Name:  "exchange",
 			Usage: "the exchange to get the account info stream from",
 		},
+		cli.StringFlag{
+			Name:  "asset",
+			Usage: "the asset type to get the account info stream for",
+		},
 	},
 }
 
@@ -797,10 +816,21 @@ func getAccountInfoStream(c *cli.Context) error {
 		exchangeName = c.Args().First()
 	}
 
+	var assetType string
+	if c.IsSet("asset") {
+		assetType = c.String("asset")
+	} else {
+		assetType = c.Args().Get(1)
+	}
+
 	if !validExchange(exchangeName) {
 		return errInvalidExchange
 	}
 
+	if !validAsset(assetType) {
+		return errInvalidAsset
+	}
+
 	conn, err := setupClient()
 	if err != nil {
 		return err
@@ -809,7 +839,7 @@ func getAccountInfoStream(c *cli.Context) error {
 
 	client := gctrpc.NewGoCryptoTraderClient(conn)
 	result, err := client.GetAccountInfoStream(context.Background(),
-		&gctrpc.GetAccountInfoRequest{Exchange: exchangeName})
+		&gctrpc.GetAccountInfoRequest{Exchange: exchangeName, AssetType: assetType})
 	if err != nil {
 		return err
 	}
@@ -834,13 +864,17 @@ func getAccountInfoStream(c *cli.Context) error {
 var updateAccountInfoCommand = cli.Command{
 	Name:      "updateaccountinfo",
 	Usage:     "updates the exchange account balance info",
-	ArgsUsage: "<exchange>",
+	ArgsUsage: "<exchange> <asset>",
 	Action:    updateAccountInfo,
 	Flags: []cli.Flag{
 		cli.StringFlag{
 			Name:  "exchange",
 			Usage: "the exchange to get the account info for",
 		},
+		cli.StringFlag{
+			Name:  "asset",
+			Usage: "the asset type to get the account info for",
+		},
 	},
 }
 
@@ -856,10 +890,21 @@ func updateAccountInfo(c *cli.Context) error {
 		exchange = c.Args().First()
 	}
 
+	var assetType string
+	if c.IsSet("asset") {
+		assetType = c.String("asset")
+	} else {
+		assetType = c.Args().Get(1)
+	}
+
 	if !validExchange(exchange) {
 		return errInvalidExchange
 	}
 
+	if !validAsset(assetType) {
+		return errInvalidAsset
+	}
+
 	conn, err := setupClient()
 	if err != nil {
 		return err
@@ -869,7 +914,8 @@ func updateAccountInfo(c *cli.Context) error {
 	client := gctrpc.NewGoCryptoTraderClient(conn)
 	result, err := client.UpdateAccountInfo(context.Background(),
 		&gctrpc.GetAccountInfoRequest{
-			Exchange: exchange,
+			Exchange:  exchange,
+			AssetType: assetType,
 		},
 	)
 	if err != nil {