Fix copay logo for WP8

public/views/includes/sidebar.html

@@ -1,6 +1,7 @@
 <nav class="sidebar left-off-canvas-menu" ng-controller="sidebarController as sidebar">
   <header>
-    <logo negative="true" width="80"></logo>
+    <logo ng-if="!sidebar.isWindowsPhoneApp" negative="true" width="80"></logo>
+    <img ng-if="sidebar.isWindowsPhoneApp" src="img/logo-negative.png" alt="Copay" width="80">
     <div ng-include="'views/includes/version.html'"></div>
   </header>
   <ul class="off-canvas-list">

public/views/preferencesAbout.html

@@ -4,10 +4,7 @@
   ng-init="titleSection='About Copay'; goBackToState = 'preferences'">
 </div>
 
-<div class="content preferences p20v" ng-controller="preferencesAbout as about">
-    <div class="text-center small-5 small-centered columns m20b" >
-      <logo></logo>
-    </div>
+<div class="content preferences" ng-controller="preferencesAbout as about">
     <h4 class="title m0" translate>Release Information</h4>
 
     <div  ng-controller="versionController as v">

public/views/translators.html

@@ -4,10 +4,7 @@
   ng-init="titleSection='Translators'; goBackToState = 'about'">
 </div>
 
-<div class="content p20v">
-  <div class="text-center m20b">
-    <img src="img/copay_crowdin.png" alt="Copay and Crowdin" width="340" height="70">
-  </div>
+<div class="content preferences">
   <h4 class="title m0" translate>Translation Credits</h4>
   <ul class="no-bullet m0 size-14">
     <li class="line-b p10">kinoshitajona<span class="right text-gray size-12" translate>Japanese</span></li>
@@ -24,15 +21,15 @@
     <li class="line-b p10">lax5<span class="right text-gray size-12" translate>Russian</span></li>
   </ul>
   <div class="row m20t">
-    <div class="size-12 text-gray text-center">
+    <div class="columns text-center">
       <p class="size-12 text-black">
         <span translate>All contributions to Copay's translation are welcome. Sign up at crowdin.com and join the Copay project at</span> 
         <a href ng-click="$root.openExternalLink('https://crowdin.com/project/copay')">https://crowdin.com/project/copay</a>.
       </p>
-      <span translate>
+      <span class="size-12 text-gray" translate>
         Don't see your language on Crowdin? Contact the Owner on Crowdin! We'd love to support your language.
       </span>
     </div>
   </div>
+  <div class="extra-margin-bottom"></div>
 </div>
-<div class="extra-margin-bottom"></div>

src/js/controllers/sidebar.js

@@ -1,8 +1,9 @@
 'use strict';
 
 angular.module('copayApp.controllers').controller('sidebarController',
-  function($rootScope, $timeout, lodash, profileService, configService, go) {
+  function($rootScope, $timeout, lodash, profileService, configService, go, isMobile, isCordova) {
     var self = this;
+    self.isWindowsPhoneApp = isMobile.Windows() && isCordova;
     self.walletSelection = false;
 
     // wallet list change