Coinbase: Update exchange implementation (#1480)

* Slight enhance of Coinbase tests

Continual enhance of Coinbase tests

The revamp continues

Oh jeez the Orderbook part's unfinished don't look

Coinbase revamp, Orderbook still unfinished

* Coinbase revamp; CreateReport is still WIP

* More coinbase improvements; onto sandbox testing

* Coinbase revamp continues

* Coinbase revamp continues

* Coinbasepro revamp is ceaseless

* Coinbase revamp, starting on advanced trade API

* Coinbase Advanced Trade Starts in Ernest

V3 done, onto V2

Coinbase revamp nears completion

Coinbase revamp nears completion

Test commit should fail

Coinbase revamp nears completion

* Coinbase revamp stage wrapper

* Coinbase wrapper coherence continues

* Coinbase wrapper continues writhing

* Coinbase wrapper & codebase cleanup

* Coinbase updates & wrap progress

* More Coinbase wrapper progress

* Wrapper is wrapped, kinda

* Test & type checking

* Coinbase REST revamp finished

* Post-merge fix

* WS revamp begins

* WS Main Revamp Done?

* CB websocket tidying up

* Coinbase WS wrapperupperer

* Coinbase revamp done??

* Linter progress

* Continued lint cleanup

* Further lint cleanup

* Increased lint coverage

* Does this fix all sloppy reassigns & shadowing?

* Undoing retry policy change

* Documentation regeneration

* Coinbase code improvements

* Providing warning about known issue

* Updating an error to new format

* Making gocritic happy

* Review adherence

* Endpoints moved to V3 & nil pointer fixes

* Removing seemingly superfluous constant

* Glorious improvements

* Removing unused error

* Partial public endpoint addition

* Slight improvements

* Wrapper improvements; still a few errors left in other packages

* A lil Coinbase progress

* Json cleaning

* Lint appeasement

* Config repair

* Config fix (real)

* Little fix

* New public endpoint incorporation

* Additional fixes

* Improvements & Appeasements

* LineSaver

* Additional fixes

* Another fix

* Fixing picked nits

* Quick fixies

* Lil fixes

* Subscriptions: Add List.Enabled

* CoinbasePro: Add subscription templating

* fixup! CoinbasePro: Add subscription templating

* fixup! CoinbasePro: Add subscription templating

* Comment fix

* Subsequent fixes

* Issues hopefully fixed

* Lint fix

* Glorious fixes

* Json formatting

* ShazNits

* (L/N)i(n/)t

* Adding a test

* Tiny test improvement

* Template patch testing

* Fixes

* Further shaznits

* Lint nit

* JWT move and other fixes

* Small nits

* Shaznit, singular

* Post-merge fix

* Post-merge fixes

* Typo fix

* Some glorious nits

* Required changes

* Stop going

* Alias attempt

* Alias fix & test cleanup

* Test fix

* GetDepositAddress logic improvement

* Status update: Fixed

* Lint fix

* Happy birthday to PR 1480

* Cleanups

* Necessary nit corrections

* Fixing sillybug

* As per request

* Programming progress

* Order fixes

* Further fixies

* Test fix

* Pre-merge fixes

* More shaznits

* Context

* Sonic error handling

* Import fix

* Better Sonic error handling

* Perfect Sonic error handling?

* F purge

* Coinbase improvements

* API Update Conformity

* Coinbase continuation

* Coinbase order improvements

* Coinbase order improvements

* CreateOrderConfig improvements

* Managing API updates

* Coinbase API update progression

* jwt rename

* Comment link fix

* Coinbase v2 cleanup

* Post-merge fixes

* Review fixes

* GK's suggestions

* Linter fix

* Minor gbjk fixes

* Nit fixes

* Merge fix

* Lint fixes

* Coinbase rename stage 1

* Coinbase rename stage 2

* Coinbase rename stage 3

* Coinbase rename stage 4

* Coinbase rename final fix

* Coinbase: PoC on converting to request structs

* Applying requested changes

* Many review fixes, handled

* Thrashed by nits

* More minor modifications

* The last nit!?

---------

Co-authored-by: Gareth Kirwan <gbjkirwan@gmail.com>

testdata/configtest.json

@@ -1266,7 +1266,7 @@
    ]
   },
   {
-   "name": "CoinbasePro",
+   "name": "Coinbase",
    "enabled": true,
    "verbose": false,
    "httpTimeout": 15000000000,
@@ -1286,12 +1286,17 @@
     },
     "useGlobalFormat": true,
     "assetTypes": [
-     "spot"
+     "spot",
+     "futures"
     ],
     "pairs": {
      "spot": {
       "enabled": "BTC-USD",
       "available": "LTC-GBP,XLM-BTC,DASH-BTC,DAI-USDC,ZEC-USDC,XLM-EUR,ZRX-BTC,LTC-BTC,ETC-BTC,ETH-USD,XRP-EUR,BTC-USDC,REP-USD,EOS-BTC,ZEC-BTC,ETC-GBP,LINK-ETH,XRP-BTC,ZRX-USD,ETH-USDC,MANA-USDC,BTC-EUR,BCH-GBP,DNT-USDC,EOS-EUR,BCH-EUR,LTC-EUR,CVC-USDC,ETH-GBP,DASH-USD,ETH-EUR,XTZ-BTC,ZRX-EUR,BAT-ETH,BTC-GBP,ETC-USD,BAT-USDC,BCH-USD,GNT-USDC,ALGO-USD,LINK-USD,XLM-USD,ETH-BTC,EOS-USD,REP-BTC,ETH-DAI,XRP-USD,LTC-USD,ETC-EUR,BTC-USD,XTZ-USD,BCH-BTC,LOOM-USDC"
+     },
+     "futures": {
+      "enabled": "BTC-USD",
+      "available": "BTC-USD,BTC-PERP-INTX"
      }
     }
    },

testdata/exchangelist.csv

@@ -8,7 +8,7 @@ bitstamp,
 btc markets,
 btse,
 bybit,
-coinbasepro,
+coinbase,
 coinut,
 deribit,
 exmo,