Feat/coinbase integration (#4012)

* Oauth2 and first view

* Connect with Coinbase using mobile

* Buy and Sell through Coinbase

* Fix buy

* Receive and send bitcoin to Coinbase account

* Receive bitcoin from Coinbase to Copay

* Complete user and account information. Connection errors

* Improves error handler

* Removes console.log

* Coinbase background color. Send to Coinbase form validation

* Fix send from different wallet

* Send and receive using Coinbase

* Pagination activity

* Fix Buy and Sell

* One option in the sidebar to Buy and Sell

* Native balance on Coinbase homepage

* Rename receive and send

* Auto-close window after authenticate

* Reorder

* Get payment methods

* Fix when token expired

* Fix token expired

* Integration: sell and send to Coinbase

* Store pending transaction before sell

* Sell flow completed

* Removing files

* Fix sell

* Fix sell

* Fix sell

* Sell completed

* Buy bitcoin through coinbase

* Buy auto

* Currency set to USD

* Select payment methods. Limits

* Removes payment methods from preferences

* Fix signs. Tx ordered by updated. Minor fixes

* Removes console.log

* Improving ux-language things

* Fix selectedpaymentmethod if not verified

* Set error if tx not found

* Price sensitivity. Minor fixes

* Adds coinbase api key to gitignore

* Coinbase production ready

* Fix sell in usd

* Bug fixes

* New Sensitivity step

* Refresh token with a simple click

* Refresh token

* Refactor

* Fix auto reconnect if token expired

Signed-off-by: Gustavo Maximiliano Cortez <cmgustavo83@gmail.com>

* Fix calls if token expired

public/views/modals/wallets.html

@@ -0,0 +1,42 @@
+<nav class="tab-bar">
+  <section class="left-small">
+    <a ng-click="cancel()" class="p10">
+      <span class="text-close">Close</span>
+    </a>
+  </section>
+
+  <section class="middle tab-bar-section">
+    <h1 class="title ellipsis">
+      <span ng-show="type == 'BUY' || type == 'RECEIVE'">Choose your destination wallet</span>
+      <span ng-show="type == 'SELL' || type == 'SEND'">Choose your source wallet</span>
+    </h1>
+  </section>
+</nav>
+
+<div class="modal-content">
+  <div ng-show="type == 'SELL'">
+    <h4 class="title m0 oh">
+      <div class="left">
+        <i class="fi-info size-18 m10r"></i>
+      </div>
+      <div class="size-10 m5t">
+        Notice: only 1-1 (single signature) wallets can be used for sell bitcoin
+      </div>
+    </h4>
+  </div>
+  <ul class="no-bullet">
+    <li class="line-b" ng-repeat="w in wallets">
+    <a ng-click="selectWallet(w.id, w.name)" class="db oh">
+      <div class="avatar-wallet"
+        ng-style="{'background-color':w.color}">
+        <i class="icon-wallet size-21"></i>
+      </div>
+      <div class="ellipsis name-wallet text-bold">{{w.name || w.id}}</div>
+      <div class="size-12">{{w.m}} of {{w.n}}
+        <span ng-show="w.network=='testnet'">[Testnet]</span>
+      </div>
+    </a>
+    </li>
+  </ul>
+  <div class="extra-margin-bottom"></div>
+</div>