feat(qrcode): subtle color adjustment for all QR codes

bower.json

@@ -10,7 +10,7 @@
     "angular-mocks": "1.4.10",
     "angular-gettext": "2.2.1",
     "angular-moment": "0.10.1",
-    "angular-qrcode": "monospaced/angular-qrcode#~6.2.1",
+    "angular-qrcode": "bitpay/angular-qrcode#~6.3.0",
     "ionic": "1.3.1",
     "moment": "2.10.3",
     "ng-lodash": "0.2.3",

www/views/copayers.html

@@ -18,7 +18,7 @@
           Share this invitation with your copayers
         </div>
         <div class="item text-center" copy-to-clipboard="secret" ng-click="copySecret()">
-          <qrcode size="220" error-correction-level="L" data="{{secret}}"></qrcode>
+          <qrcode size="220" error-correction-level="L" data="{{secret}}" color="#334"></qrcode>
           <div ng-show="!secret" style="position:relative; top:-226px; height:0px">
             <div style="height:220px; width:220px; margin:auto; background: white">
               <ion-spinner class="spinner-dark" icon="lines"></ion-spinner>

www/views/modals/customAmount.html

@@ -14,7 +14,7 @@
         <h4 class="title m0" translate>QR Code</h4>
         <ul class="no-bullet size-14 m0">
           <li class="line-b p10 oh text-center">
-            <qrcode size="220" data="bitcoin:{{addr + '?amount=' + customizedAmountBtc}}"></qrcode>
+            <qrcode size="220" data="bitcoin:{{addr + '?amount=' + customizedAmountBtc}}" color="#334"></qrcode>
             <div class="m10t text-center" ng-show="isCordova">
               <span class="button outline dark-gray tiny round"
                 ng-click="shareAddress('bitcoin:' + addr + '?amount=' + customizedAmountBtc)">

www/views/tab-export-qrCode.html

@@ -1,6 +1,6 @@
 <div class="list" ng-show="formData.supported">
   <div class="text-center m20t">
-    <qrcode size="220" version="8" error-correction-level="M" data="{{formData.exportWalletInfo}}"></qrcode>
+    <qrcode size="220" version="8" error-correction-level="M" data="{{formData.exportWalletInfo}}" color="#334"></qrcode>
   </div>
   <div class="text-center size-12 m20v" translate>From the destination device, go to Add wallet &gt; Import wallet and scan this QR code</div>
 </div>

www/views/tab-receive.html

@@ -53,7 +53,7 @@
         </div>
         <div class="row qr">
           <div class="text-center col center-block" copy-to-clipboard="addr">
-            <qrcode ng-if="addr" size="220" data="bitcoin:{{addr}}"></qrcode>
+            <qrcode ng-if="addr" size="220" data="bitcoin:{{addr}}" color="#334"></qrcode>
             <div ng-if="!addr" style="height:225px; width:220px; margin:auto; background: white; padding-top: 25%;">
               ...
             </div>