title: ReferenceError: $event is not defined
body: <p>We get an error when using bottomsheet</p>
  
  <pre><code>div(flex="15" data-ng-click="showGridBottomSheet(testExecution)" class="link-style") 
  </code></pre>
  
  <p>Below is the called function </p>
  
  <pre><code>$scope.showGridBottomSheet = function(obj) {
  
      testexecutionServices.testexeustionObj = obj;
      $mdBottomSheet.show({
          scope: $scope,
          targetEvent: $event,
          preserveScope: true,
          templateUrl: 'testexecutions/testExecutionResult',
          controller: 'testexecutionCtrl'
      }).then(function(clickedItem) {
  
      }, function() {});
  };
  </code></pre>