Merge pull request #105 from cmgustavo/ref/design-28

Fix Address book directive. Adds gravatar

src/js/app.js

@@ -9,6 +9,7 @@ var modules = [
   'angular-clipboard',
   'ngLodash',
   'ngCsv',
+  'angular-md5',
   'bwcModule',
   'pbkdf2Module',
   'copayApp.filters',

src/js/directives/gravatar.js

@@ -0,0 +1,20 @@
+'use strict';
+
+angular.module('copayApp.directives')
+  .directive('gravatar', function(md5) {
+    return {
+      restrict: 'AE',
+      replace: true,
+      scope: {
+        name: '@',
+        height: '@',
+        width: '@',
+        email: '@'
+      },
+      link: function(scope, el, attr) {
+        scope.emailHash = md5.createHash(scope.email || '');
+      },
+      template: '<img class="gravatar" alt="{{ name }}" height="{{ height }}"  width="{{ width }}" src="https://secure.gravatar.com/avatar/{{ emailHash }}.jpg?s={{ width }}&d=mm">'
+    }
+  });
+